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  1. 1992 status report on Ontario's air, water and waste / [by]Ministry of Environemnt and Energy.
    By: Ontario. - Hanna-Thorpe, Beverley.
    Publication info: [Toronto] :Ontario Ministry of Environemnt and Energy,[1994?]
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental conditions  Environmental monitoring  Ontario  Pollution  
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  2. Acidic precipitation in Ontario study (APIOS) project summaries : report prepared by Acidic Precipitation Office, Ontario Ministry of the Environment.
    By: Ontario.
    Publication info: [Toronto, Ont.] :Ontario Environment,1992-
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid pollution of rivers, lakes, etc  Acid precipitation (Meteorology)  Ontario  Periodicals  
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  3. The Acidification of Ontario lakes : an assessment of their sensitivity and current status with respect to biological damage / prepared by B.P. Neary ... [et al.].
    By: Neary, B.P. - Ontario.
    Publication info: [Toronto] :Environment Ontario,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid pollution of rivers, lakes, etc  Acid rain  Ontario  
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  4. Acute lethality data for Ontario's inorganic chemical manufacturing sector effluents covering the period from June 1990 to November 1990 : report / prepared by J.T. Lee ... [et al.].
    By: Lee, J. T. - Ontario.
    Publication info: [Toronto] :Aquatic Toxicity Unit, Ontario Ministry of the Environment,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Measurement  Ontario  Pollution  Water  
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  5. Acute lethality data for Ontario's iron and steel manufacturing sector effluents covering the period from November 1989 to October 1990 / report prepared by D.G. Poirier ... [et al.].
    By: Poirier, D. G.
    Publication info: [Toronto, Ont.] :Environment Ontario,c1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Daphnia  Effect of water pollution on  Effluent quality  Environmental aspects  Fishes  Iron industry and trade  Measurement  Mortality  Ontario  Rainbow trout  Steel industry and trade  Testing  
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  6. Acute lethality data for Ontario's organic chemical manufacturing sector effluents covering the period from April 1990 to September 1990 : report / prepared by J.T. Lee ... [et al.].
    By: Lee, J. T. - Ontario.
    Publication info: [Toronto] :Aquatic Toxicity Unit, Ontario Ministry of Environment and Energy,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Measurement  Ontario  Pollution  Water  
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  7. Acute lethality data for Ontario's organic chemical manufacturing sector effluents covering the period from October 1989 to March 1990 / prepared by J.T. Lee, C.S. Logan, M.C. Mueller, D.G. Poirier, G.F. Westlake.
    By: Lee, J. T. - Ontario.
    Publication info: [Toronto?] :Aquatic Toxicity Unit, Ontario Ministry of the Environment,1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Measurement  Ontario  Pollution  Water  
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  8. Acute lethality data for Ontario's petroleum refinery effluents covering the period from december 1988 to may 1989 / report prepared by: Aquatic Toxicity Unit, Water Resources Branch, Ontario Ministry of the Environment.
    By: Municipal Industrial Strategy for Abatement Program (Ont.) - Ontario.
    Publication info: [Toronto] :Environment Ontario,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Effect of water pollution on  Effluent quality  Environmental aspects  Fishes  Ontario  Petroleum refineries  
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  9. The acute toxicity of industrial effluents to Daphnia magna : summary of 1987 testing / report prepared by D.G. Poirier and G.F. Westlake.
    By: Poirier, D. G. - Westlake, G. F.
    Publication info: [Toronto, Ont.] :Environment Ontario,c1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acute toxicity testing  Daphnia  Effect of water pollution on  Effluent quality  Environmental aspects  Factory and trade waste  Fishes  Measurement  Mortality  Ontario  Testing  
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  10. Agricultural work in Ontario, by C. C. James ... Unsanitary housing, by Dr. Chas. A. Hodgetts ...
    By: James, C. C. - Hodgetts, Charles Alfred,
    Publication info: S.l. :s.n.,1911
    Contributed by: University of California Libraries (archive.org)
    Subjects: Agriculture  Dwellings  Ontario  Working class  
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  11. Agriculture Charles C. James.
    By: James, C. C.
    Publication info: Toronto :G.N. Morang,1899.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  
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  12. Agriculture / by Charles C. James.
    By: James, C. C.
    Publication info: Toronto :G.N. Morang,1898.
    Contributed by: The University of Western Ontario, Western Archives (archive.org)
    Subjects: Agriculture  Ontario  
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  13. Annotated checklist of the birds of Ontario /
    By: James, Ross, - Barlow, Jon C., - McLaren, Peter L., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1976.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Bibliography  Birds  Ontario  
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  14. Annotated checklist of the birds of Ontario /
    By: James, Ross, - Royal Ontario Museum.
    Edition: 2nd ed., rev. and expanded.
    Publication info: Toronto :Royal Ontario Museum,1991.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Bibliography  Birds  Ontario  
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  15. Annotated list of flowering plants and ferms of Point Pelee, Ont., and neighbouring districts
    By: Dodge, C. K. - Geological Survey of Canada.
    Publication info: Ottawa :Govt. Print. Bureau,1914.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Essex (County)  Ontario  
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  16. Annotated list of Ontario lepidoptera /
    By: Riotte, J. C. E. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1992.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Lepidoptera  Ontario  
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  17. Annotated list of the birds of Point Pelee.
    By: Taverner, Percy Algernon, - Swales, Bradshaw Hall,
    Publication info: n.p.,n.d.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Birds  Ontario  
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  18. Annual program report.
    By: Acidic Precipitation in Ontario Study - Ontario.
    Publication info: [Toronto] :Ministry of the Environment, A.P.I.O.S. Coordination Office.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid pollution of rivers, lakes, etc  Acid precipitation (Meteorology)  Acid rain  Acidic Precipitation in Ontario Study  Ontario  
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  19. Annual report / Entomological Society of Ontario.
    By: Entomological Society of Ontario - Entomological Society of Ontario. - Ontario.
    Publication info: Toronto,The Society.
    Contributed by: Smithsonian Libraries
    Subjects:   Entomological Society of Ontario  Insect pests  Insects  Ontario  Periodicals  
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  20. Annual report of Pierre Fortin, esquire, magistrate in command of the expedition for the protection of the fisheries in the Gulf of the St. Lawrence, during the season of 1857
    By: Fortin, Pierre,
    Publication info: [Toronto? :s.n.],1858
    Contributed by: Canadiana.org (archive.org)
    Subjects: Canada  Fisheries  Fishery policy  Ontario  Québec (Province)  
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  21. Annual report of the Department of Fisheries of the Province of Ontario.
    By: Ontario.
    Publication info: [Toronto :L.K. Cameron, King's Printer,1899-1906].
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Dept. of Fisheries  Fisheries  Ontario  Periodicals  
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  22. Annual report of the Fruit Growers' Association of Ontario
    By: Fruit Growers' Association of Ontario. - Entomological Society of Ontario. - Fruit Experiment Stations of Ontario. - Ontario.
    Publication info: Toronto :The Association,1889-
    Contributed by: Brock University (archive.org)
    Subjects: Fruit Growers' Association of Ontario  Fruit-culture  Ontario  Societies, etc  
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  23. Annual report of the Game and Fisheries Department of Ontario.
    By: Ontario.
    Publication info: [Toronto] :Game and Fisheries Dept.,1907-
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Fisheries  Games  Ontario  Periodicals  
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  24. Annual reports of the dairymen's associations of the Province of Ontario.
    By: Ontario.
    Publication info: Toronto,1884-1923.
    Contributed by: University of British Columbia Library (archive.org)
    Subjects: Dairying  Ontario  
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  25. Apple culture
    By: Hutt, H. L. - Ontario Agricultural College.
    Publication info: Toronto :Ontario Agriculture College,1905.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Apples  Diseases and pests  Ontario  
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  26. Aquaculture wastewater treatment : wastewater characterization and development of appropriate treatment technologies for the Ontario trout production industry : report / prepared by: Daniel Stechey and Yves Trudell, Canadian Aquaculture Systems ; report prepared for: Environmental Services, Water Resources, Ministry of the Environment.
    By: Stechey, Daniel. - Trudell, Yves. - Canadian Aquaculture Systems. - Ontario.
    Publication info: [Toronto] :Ontario Environment,c1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Fish-culture  Ontario  Recycling  Trout fisheries  Water quality management  Water treatment plants  Water-supply  
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  27. At a meeting of the Ottawa Mechanics' Institute and Athenaeum held on Wednesday, the 3rd October, 1855 ..
    By: Ottawa Mechanics' Institute and Athenaeum.
    Publication info: S.l. :s.n.,1855?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Catalogs and collections  Natural history  Ontario  
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  28. Atlas of the rare vascular plants of Ontario /
    By: Argus, George W. - National Museum of Natural Sciences (Canada).
    Publication info: Ottawa :Botany Division, National Museum of Natural Sciences = Division de la botanique, Musée national des sciences naturelles,1982-1987.
    Contributed by: Smithsonian Libraries
    Subjects: Botany  Ontario  Rare plants  
    BHL Collections: Smithsonian Libraries
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  29. Auction sale of Hambletonian bred horses, to be sold by public auction on lot 24, con. 13, Lobo, (1 1/2 miles west of Denfield on the L. H. & B.R'y) on Monday, November 27, 1893, sale to commence at 1 p.m.
    Publication info: Ailsa Craig, Ont.? :s.n.,1893?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Auctions  Catalogs  Horses  Ontario  
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  30. Bark-louse and pear-tree slug
    By: Panton, J. Hoyes - Ontario Agricultural College. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1891.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Insect pests  Ontario  Pear  
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  31. Bee diseases in Ontario
    By: Millen, F. Eric. - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1920.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bees  Diseases  Ontario  
    View Book
  32. Bee-keeping in Ontario
    By: Pettit, Morley. - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1910.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bee culture  Bees  Ontario  Wintering  
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  33. Bee-keeping in Ontario
    By: Pettit, Morley. - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1911.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bee culture  Bees  Ontario  Wintering  
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  34. Bees in relation to fruit
    By: Panton, J. Hoyes - Ontario Agricultural College. - Ontario.
    Publication info: Toronto? :s.n.,1892?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bees  Field experiments  Fruit  Insect-plant relationships  Ontario  
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  35. Biogeochemistry project update : snow cores 1989-1992 : Plastic Lake & Harp Lake : report / prepared by J.G. Findeis, B.D. LaZerte and L.D. Scott.
    By: Findeis, J. G. - Ontario.
    Publication info: [Toronto] :Water Resources Branch, Ontario Ministry of Environment and Energy,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid rain  Measurement  Ontario  Research  Snow  
    View Book
  36. Birds of Algonquin Provincial Park, Ontario /
    By: MacLulich, Duncan Alexander, - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :s.n.],1938.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Algonquin Provincial Park  Birds  Ontario  
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  37. Birds of Ontario
    By: McIlwraith, Thomas, - Ontario.
    Publication info: Toronto :[s.n.],1903.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  
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  38. The birds of Ontario being a concise account of every species of bird known to have been found in Ontario, with a description of their nests and eggs, and instructions for collecting birds and preparing and preserving skins ; also, directions how to form a collection of eggs /
    By: McIlwraith, Thomas,
    Edition: 2nd ed., enlarged and rev. to date.
    Publication info: Montreal :C.W Coates,1894.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Collection and preservation  Collectors and collecting  Eggs  Nests  Ontario  
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  39. The birds of Ontario being a list of birds observed in the Province of Ontario, with an account of their habits, distribution, nests, eggs, &c. / by Thomas McIlwarith.
    By: McIlwraith, Thomas,
    Publication info: Hamilton, [Ont.] :Hamilton Association,1886.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  
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  40. The birds of Ontario in relation to agriculture
    By: Nash, Charles W.
    Edition: 4th ed.
    Publication info: Toronto :L.K. Cameron,1909.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Birds  Ontario  
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  41. Birds of Ontario in relation to agriculture
    By: Nash, Charles W. - Ontario.
    Edition: [Rev. ed.]
    Publication info: Toronto :[s.n.,1919]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Birds  Ontario  
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  42. The birds of Ontario in relation to agriculture by Charles W. Nash.
    By: Nash, Charles W. - Farmers' Institutes of Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1898
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  
    View Book
  43. The birds of Ontario in relation to agriculture /
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto,Ontario Dept. of Agriculture,1898.
    Contributed by: Fisher - University of Toronto (archive.org)
    Subjects: Birds  Ontario  
    View Book
  44. The birds of Ontario in relation to agriculture /
    By: Nash, Charles W. - Ontario.
    Edition: 2nd ed.
    Publication info: Toronto :Ontario Dept. of Agriculture; Printed by L.K. Cameron, Printer to the King,1901.
    Contributed by: Fisher - University of Toronto (archive.org)
    Subjects: Birds  Ontario  
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  45. The birds of Ontario in relation to agriculture / by Charles W. Nash.
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1898.
    Contributed by: Smithsonian Libraries
    Subjects: Birds  Ontario  
    BHL Collections: Smithsonian Libraries
    View Book
  46. The birds of Ontario in relation to agriculture / by Charles W. Nash.
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :Warwick,1898.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Birds  Ontario  
    View Book
  47. The birds of Ontario in relation to agriculture / by Charles W. Nash.
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1898.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Birds  Ontario  
    View Book
  48. The birds of Ontario, being a list of birds observed in the province of Ontario, with an account of their habits, distribution, nests, eggs &c., by Thomas McIlwraith, for the Migration committee of the American ornithologist's union. Pub. by the Hamilton association.
    By: McIlwraith, Thomas.
    Publication info: Hamilton,A. Lawson & co., printers,1886.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Ontario  Ornithology  
    View Book
  49. The birds of Ontario, being a list of birds observed in the province of Ontario, with an account of their habits, distribution, nests, eggs &c., by Thomas McIlwraith, for the Migration committee of the American ornithologist's union. Published by the Hamilton association.
    By: McIlwraith, Thomas,
    Publication info: Hamilton,A. Lawson & co., printers,1886.
    Contributed by: American Museum of Natural History Library
    Subjects: 59.82(71.3)  Birds  Ontario  
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  50. The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario with a description of their nests and eggs and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs.
    By: McIlwraith, Thomas.
    Edition: 2d ed., enl. and rev. to date.
    Publication info: London,T. F. Unwin,1894.
    Contributed by: American Museum of Natural History Library
    Subjects: 59.82(71.3)  Birds  Ontario  
    View Book
  51. The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario, with a description of their nests and eggs, and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs.
    By: McIlwraith, Thomas.
    Edition: 2d ed., rev. & enl. to date.
    Publication info: London,T. Fisher Unwin;1894.
    Contributed by: Cornell University Library
    Subjects: Birds  Ontario  
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  52. The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario, with a description of their nests and eggs, and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs.
    By: McIlwraith, Thomas.
    Edition: 2d ed., rev. & enl. to date ...
    Publication info: Toronto,W. Briggs; etc., etc.1894.
    Contributed by: Smithsonian Libraries
    Subjects: Birds  Ontario  
    BHL Collections: Smithsonian Libraries
    View Book
  53. The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario with a description of their nests and eggs and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs.
    By: McIlwraith, Thomas.
    Edition: 2d ed., enl. and rev. to date.
    Publication info: London,T. F. Unwin,1894.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Birds  Ontario  
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  54. Birds of Peasemarsh / by E.L. Marsh ; illustrated by photos and sketches from the Sanctuary.
    By: Marsh, E. L.
    Publication info: Toronto :Musson Book Co.,c1919.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: 1919  Birds  canimp  Conservation  Ontario  
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  55. The birds of Point Pelee
    By: Taverner, P. A., - Swales, Bradshaw H.
    Publication info: Oberlin, Ohio :s.n.,1908?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  Point Pelee National Park  
    View Book
  56. The birds of the vicinity of Lake Nipissing, Ontario /
    By: Ricker, William Edwin. - Clarke, C. H. D. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum],1939.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: 1939  Birds  canimp  Nipissing, Lake  Ontario  
    View Book
  57. Birds of Toronto, Ontario
    By: Fleming, James H.
    Publication info: Toronto? :s.n.,1913
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  Toronto  
    View Book
  58. The Blattaria and Orthoptera of Essex County, Ontario /
    By: Urquhart, Fred A. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Royal Ontario Museum,1941.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Cockroaches  Essex County  Ontario  Orthoptera  
    View Book
  59. A botanical note-book for the use of students of practical botany by F.W. Merchant.
    By: Merchant, F. W.
    Publication info: Toronto :Copp, Clark,1887.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Ontario  Plants  Problems, exercises, etc  
    View Book
  60. The botany of the eastern coast of Lake Huron by John Gibson and John Macoun.
    By: Gibson, John. - Macoun, John,
    Publication info: S.l. :s.n.,1876?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Ecology  Ontario  
    View Book
  61. Breeding birds of Ontario : nidiology and distribution /
    By: Peck, George K. - James, Ross, - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1983-1987.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: 1983-1987  Birds  Breeding  canimp  Eggs and nests  Maps  Ontario  
    View Book
  62. Breeding-bird populations in the jack pine and mixed jack pine/deciduous stands in central Ontario /
    By: James, Ross, - Peck, Mark K. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1995.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Bird populations  Birds  Ecology  Forest birds  Forest management  Jack pine  Ontario  
    View Book
  63. Bulletin /
    By: Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Royal Ontario Museum of Zoology,1928-1940.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Ontario  Periodicals  Royal Ontario Museum of Zoology  Zoology  
    View Book
  64. Bulletin / Ontario Agricultural College and Experimental Farm.
    By: Ontario Agricultural College. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: Agriculture  Ontario  Periodicals  
    BHL Collections: New York Botanical Garden
    View Book
  65. Bulletin / Ontario Department of Agriculture.
    By: Ontario.
    Publication info: Toronto :The Dept.,[1905-
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: Agriculture  Ontario  Periodicals  
    BHL Collections: New York Botanical Garden
    View Book
  66. Bulletin. 179.
    By: Ontario.
    Publication info: Toronto,1910.
    Contributed by: Cornell University Library
    Subjects: Fruit-culture  Ontario  
    View Book
  67. By-law no. 398, respecting the taxation of dogs the Municipal Council of the county of Middlesex enacts as follows ..
    By: Middlesex (Ont.)
    Publication info: S.l. :s.n.,1887?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Dogs  Law and legislation  Middlesex  Ontario  
    View Book
  68. Canadian agriculture the eastern provinces / by W. Fream.
    By: Fream, W.
    Publication info: [London? :s.n.],1885
    Contributed by: Canadiana.org (archive.org)
    Subjects: Maritime Provinces  Ontario  Québec (Province)  
    View Book
  69. Canadian ferns and wild flowers collected in the province of Ontario, Canada
    By: Ross, Alexander Milton,
    Publication info: Toronto :[s.n.],1873.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ferns  Ontario  Wild flowers  
    View Book
  70. The Canadian horticulturist.
    By: Fruit Growers' Association of Ontario.
    Publication info: St. Catherines [Ont.] :Fruit Growers' Association of Ontario
    Contributed by: Fisher - University of Toronto (archive.org)
    Subjects: 1878  canimp  Fruit Growers' Association of Ontario  Fruit-culture  Ontario  Periodicals  
    View Book
  71. The Canadian horticulturist.
    By: Fruit Growers' Association of Ontario.
    Publication info: St. Catherines [Ont.] :Fruit Growers' Association of Ontario,1878-[1914]
    Contributed by: Fisher - University of Toronto (archive.org)
    Subjects: 1878  canimp  Fruit Growers' Association of Ontario  Fruit-culture  Ontario  Periodicals  
    View Book
  72. The Canadian horticulturist.
    By: Fruit Growers' Association of Ontario.
    Publication info: St. Catherines [Ont.] :Fruit Growers' Association of Ontario
    Contributed by: Earth Sciences - University of Toronto (archive.org)
    Subjects: 1878  canimp  Fruit Growers' Association of Ontario  Fruit-culture  Ontario  Periodicals  
    View Book
  73. Canadian Pleistocene flora and fauna : report of the committee consisting of Sir J.W. Dawson ... [et al.]
    By: Dawson, John William, - Penhallow, D. P.
    Publication info: London :s.n.,1900
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: Ontario  Paleobotany  Paleontology  Pleistocene  Toronto Region  
    BHL Collections: New York Botanical Garden
    View Book
  74. The Case against the rain : a report on acid precipitation and Ontario programs for remedial action.. --
    By: Ontario.
    Edition: [Rev.]. --. --
    Publication info: [Toronto] :Ontario Ministry of the Environment, 1982.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid rain  Environmental aspects  Ontario  
    View Book
  75. Catalogue of fruit trees, cultivated and for sale at the St. Catharines Nursery
    By: Beadle, Chauncey. - St. Catharines Nursery.
    Publication info: [St. Catharines, Ont.? :s.n.],1841
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fruit-culture  Ontario  St. Catharines Nursery  
    View Book
  76. Catalogue of fruit, Pomological Department, Toronto, Canada
    By: World's Columbian Exposition,
    Publication info: [Toronto? :s.n.],1893
    Contributed by: Canadiana.org (archive.org)
    Subjects: (1893 :  Chicago, Ill.)  Fruit-culture  Ontario  World's Columbian Exposition  
    View Book
  77. Catalogue of local botanical and palæontological specimens prepared by the Hamilton Association, 1896-97.
    By: Hamilton Scientific Association.
    Publication info: S.l. :s.n.,1897?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Hamilton  Ontario  Paleontology  
    View Book
  78. Catalogue of plants which have been found growing without cultivation in the park and its outlying territories collected, mounted and catalogued for the plant herbarium in the superintendent's office at Niagara Falls, Ontario / by Roderick Cameron.
    By: Cameron, Roderick.
    Publication info: Niagara Falls, Ont.? :s.n.,1896?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Herbaria  Niagara Falls  Ontario  Type specimens  
    View Book
  79. Catalogue of short-horn cattle and Clydesdale horses : the property of John Isaac to be sold by public auction without reserve at Kinellar Lodge Farm, Markham, Ontario on Wednesday, February 25, 1891. --
    By: Kinellar Lodge Farm (Markham, Ont.)
    Publication info: Markham, Ont. :Economist Book and Job Printing Office,1891.
    Contributed by: Toronto Public Library : North York Central (archive.org)
    Subjects: Catalogs  Cattle  Horses  Kinellar Lodge Farm (Markham, Ont.)  Markham  Ontario  
    View Book
  80. A catalogue of the flowering and fern-like plants growing without cultivation in the vicinity of the falls of Niagara.
    By: Day, David F.
    Publication info: [Troy]Troy Press,1888.
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: New York (State)  Niagara Falls  Ontario  Plants  
    BHL Collections: New York Botanical Garden
    View Book
  81. Catalogue of the Niagara flora. A catalogue of the flowering and fern-like plants growing without cultivation in the vicinity of the falls of Niagara. Prepared at the request of the commissioners of the state reservation at Niagara,
    By: Day, David F.
    Publication info: Troy,The Troy Press Company, Printers,1888.
    Contributed by: Cornell University Library
    Subjects: Botany  New York (State)  Niagara County  Niagara Peninsula  Ontario  
    View Book
  82. Catalogue of the trees and shrubs in the arboretum and botanic garden at the Central Experimental Farm, Ottawa, Ontario, Canada by Wm. Saunders and W.T. Macoun.
    By: Saunders, William, - Macoun, W. T. - Canada.
    Publication info: Ottawa :Govt. Print. Bureau,1899.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Catalogs  Central Experimental Farm (Ottawa, Ont.)  Ontario  Ottawa  Shrubs  Trees  
    View Book
  83. The Celebrated 1879, 1879 French Hero this excellent stallion, from the best stock ever imported into the country, will stand for mares this season as follows ..
    Publication info: Mitchell, Ont.? :s.n.,1879?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Breeding  Horses  Ontario  
    View Book
  84. The challenge of agriculture; the story of the United farmers of Ontario, ed. by Melville H. Staples.
    By: Staples, Melville H.
    Publication info: Toronto,G.N. Morang,1921.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Agriculture  Ontario  Societies, etc  United Farmers of Ontario  
    View Book
  85. The challenge of agriculture; the story of the United Farmers of Ontario.
    By: Staples, Melville H.
    Publication info: TorontoG.N. Morang1921
    Contributed by: Robarts - University of Toronto (archive.org)
    Subjects: Agriculture  Ontario  Societies, etc  United Farmers of Ontario  
    View Book
  86. Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto
    By: Nash, Charles W. - Ontario.
    Publication info: [Toronto? :s.n.],1900
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  Ornithology  
    View Book
  87. Check list of the birds of Ontario and catalogue of birds in the biological section of the museum, Department of Education, Toronto.
    By: Nash, C. W. - Toronto (Ont.).
    Publication info: Toronto :Warwick Bros. & Rutter,1900.
    Contributed by: Smithsonian Libraries
    Subjects: Birds  Catalogs and collections  Classification  Ontario  
    BHL Collections: Smithsonian Libraries
    View Book
  88. Check list of the birds of Ontario and catalogue of birds in the biological section of the Museum / Department of Education.
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :Dept. of Education,1900.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Birds  Ontario  
    View Book
  89. Check list of the vertebrates of Ontario and catalogue of specimens in the Biological Section of the Provincial Museum birds /
    By: Nash, Charles W. - Ontario Provincial Museum. - Ontario.
    Publication info: Toronto :L.K. Cameron,1905.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Catalogs  Catalogs and collections  Ontario  Royal Ontario Museum  
    View Book
  90. Check list of the vertebrates of Ontario and catalogue of specimens in the Biological Section of the Provincial Museum fishes /
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :L.K. Cameron,1908.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Catalogs  Fishes  Freshwater fishes  Ontario  Royal Ontario Museum  
    View Book
  91. Check list of the vertebrates of Ontario and catalogue of specimens in the Biological Section of the Provincial Museum. by C.W. Nash. Fishes /
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :L.K. Cameron,1908.
    Contributed by: Earth Sciences - University of Toronto (archive.org)
    Subjects: Fishes  Freshwater fishes  Ontario  
    View Book
  92. Check list of the vertebrates of Ontario and catalogue of specimens in the biological section of the Provincial museum. Birds.
    By: Ontario. - Nash, Charles W.
    Publication info: Toronto,L. K. Cameron, printer to the king's most excellent Majesty,1905.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Ontario  Ornithology  
    View Book
  93. Checklist of plants of the Ottawa District.
    By: Canada. - Gillett, John M.
    Publication info: Ottawa,1958.
    Contributed by: Smithsonian Libraries
    Subjects: Botany  Ontario  Québec (Province)  
    BHL Collections: Smithsonian Libraries
    View Book
  94. The chinch bug in Ontario
    By: Hudson, H. F. - Canada.
    Publication info: Ottawa :Govt. Print. Bureau,1914.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural pests  Chinch-bugs  Ontario  
    View Book
  95. A classification of Ontario birds /
    By: Snyder, L. L. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :Royal Ontario Museum of Zoology,1950.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Birds  Classification  Ontario  
    View Book
  96. The codling moth (Carpocapsa pomonella, Linn.) /
    By: Caesar, Lawson, - Ontario.
    Publication info: Toronto :Dept. of Agriculture,[1911]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Codling moth  Diseases and pests  Fruit  Insect pests  Ontario  
    View Book
  97. Collection of the products of the waters and forests of Upper Canada collected and ordered for the International Exhibition of London, 1862 by J.B. Hurlbert.
    By: Hurlbert, J. Beaufort
    Publication info: [Montreal? :s.n.],1862
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  Trees  
    View Book
  98. Commissioners' report.
    By: Ontario. - Wright, Robert Ramsay,
    Publication info: Toronto,Printed by Warwick & sons,1892.
    Contributed by: Smithsonian Libraries
    Subjects: Fisheries  Fishes  Game and game-birds  Game protection  Ontario  
    BHL Collections: Smithsonian Libraries
    View Book
  99. Commissioners' report.
    By: Ontario. - MacCallum, G. A. - Wright, R. Ramsay
    Publication info: Toronto :Printed by Warwick & Sons,1892.
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Fisheries  Fishes  Game and game-birds  Game protection  Ontario  
    View Book
  100. Commissioners' report.
    By: Ontario. - Wright, Robert Ramsay,
    Publication info: Toronto :Printed by Warwick & sons,1892.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Fisheries  Fishes  Game and game-birds  Game protection  Ontario  
    View Book
  101. Common insects affecting fruit-trees
    By: Bethune, Charles J. S. - Jarvis, Tennyson D. - Ontario.
    Edition: Rev. ed.
    Publication info: Toronto :Dept. of Agriculture,[1907]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Diseases and pests  Fruit  Insect pests  Ontario  
    View Book
  102. The commonly occuring wild plants of Canada, and more especially of the province of Ontario a flora for the use of beginners / by H.B. Spotton.
    By: Spotton, H. B.
    Edition: Rev. ed.
    Publication info: Toronto :W.J. Gage,[1889?]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Canada  Ontario  Plants  
    View Book
  103. The commonly occuring wild plants of Canada, and more especially of the province of Ontario : a flora for the use of beginners / by H.B. Spotton.
    By: Spotton, H. B.
    Edition: 2nd. ed.
    Publication info: Toronto :W.J. Gage,1884.
    Contributed by: The University of Western Ontario, Western Archives (archive.org)
    Subjects: Botany  Canada  Ontario  Plants  
    View Book
  104. The commonly occurring wild plants of Canada and more especially of the province of Ontario a flora for the use of beginners / by H.B. Spotton.
    By: Spotton, H. B.
    Edition: 2nd ed.
    Publication info: Toronto :W.J. Gage,[1884?]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Ontario  Plants  Wild flowers  
    View Book
  105. A comparative view of the climate of Western Canada considered in relation to its influence upon agriculture by Henry Youle Hind.
    By: Hind, Henry Youle,
    Publication info: [Toronto? :s.n.],1851
    Contributed by: Canadiana.org (archive.org)
    Subjects: Climate  Crops and climate  Ontario  
    View Book
  106. Constructed wetlands for stormwater management : a review / [prepared] for the Metropolitan Toronto and Region Conservation Authority & the Ontario Ministry of the Environment by Mark E. Taylor & Associates.
    By: Mark E. Taylor & Associates. - Metropolitan Toronto and Region Conservation Authority. - Ontario.
    Publication info: Toronto, Ont. :Mark E. Taylor & Associates,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Biological treatment  Constructed wetlands  Function  Ontario  Purification  Sewage  Sewage lagoons  Storm sewers  Storm water retention basins  Urban runoff  Water  Water quality management  Wetlands  
    View Book
  107. Corn ensilage for making beef by Thomas Shaw and C. A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1899
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Beef cattle  Corn  Experimentation  Feeding and feeds  Ontario  Silage  
    View Book
  108. Cottage country : an environmental manual for cottagers / produced by Environment Ontario, Jim Bradley, Minister.
    By: Ontario.
    Edition: 6th ed.
    Publication info: Toronto :Environment Ontario,1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Cottages  Environmental protection  Handbooks, manuals, etc  Ontario  Pollution  Vacation homes  
    View Book
  109. The cottage florist, for the province of Ontario being a compendious and practical guide to the cultivation of flowering plants, adapted to the climate of the late province of Upper Canada / by an amateur florist.
    By: Amateur florist.
    Publication info: Toronto :J. Bain,1868.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Angiosperms  Flower gardening  Ontario  
    View Book
  110. Countdown acid rain : future abatement strategies : summary report / report prepared by Air Resources Branch, Ontario Ministry of the Environment.
    By: Ontario. - SENES Consultants Limited.
    Publication info: [Toronto, Ont.] :Queens Printer for Ontario,c1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid rain  Air  Environmental aspects  Nitrogen oxides  Ontario  Pollution  Sulfur dioxide  
    View Book
  111. The cryptogamic flora of Ottawa by John Macoun.
    By: Macoun, John,
    Publication info: S.l. :s.n.,1898?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Cryptogams  Ontario  Ottawa  
    View Book
  112. The cryptogamic flora of Ottawa,
    By: Macoun, John,
    Publication info: Ottawa,1898?
    Contributed by: Cornell University Library
    Subjects: Botany  Cryptogams  Ontario  Ottawa  
    View Book
  113. Culture du pommier listes de pommiers pour districts de l'Ontario et de Québec : descriptions de variétés /
    By: Macoun, W. T. - Fermes et stations expérimentales fédérales (Canada)
    Publication info: Ottawa :Ministère de l'agriculture,1901.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Apples  Ontario  Québec (Province)  
    View Book
  114. Daily precipitation chemistry listings / Special Studies Unit, Atmospheric Research and Special Programs Section, Air Resources Branch.
    By: Ontario.
    Publication info: Toronto :A.P.I.O.S. Coordination Office,1983-
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid precipitation (Meteorology)  Acid rain  Ontario  Periodicals  Statistics  
    View Book
  115. Description and analysis of the vascular flora of the Cataraqui Marsh area /
    By: Catling, Paul M. - Canada.
    Publication info: Ottawa :Research Branch, Agriculture Canada,1985.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Aquatic plants  Botany  Cataraqui Marsh Region (Ont.)  Cataraqui River Region  Marsh flora  Ontario  Wetland flora  
    View Book
  116. Description of a new species of panenka from the corniferous limestone of Ontario. Note on the occurrence of paucispiral opercula of gasteropoda in the Guelph formation of Ontario
    By: Whiteaves, J. F.
    Publication info: S.l. :s.n.,1891?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Gastropoda, Fossil  Ontario  Paleontology  
    View Book
  117. The development document for the draft effluent monitoring regulation for the pulp and paper sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Ontario Ministry of the Environment,1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Effluent quality  Environmental aspects  Environmental monitoring  Law and legislation  Measurement  Ontario  Pollution  Waste disposal  Water  Wood-pulp industry  
    View Book
  118. The Development document for the effluent monitoring regulation for the electric power generation sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto?] :Environment Ontario,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Electric power-plants  Environmental aspects  Environmental monitoring  Law and legislation  Ontario  Pollution  Waste disposal  Water  
    View Book
  119. The Development document for the effluent monitoring regulation for the Ontario mineral industry sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Environment Ontario,1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Environmental monitoring  Inorganic compounds  Law and legislation  Mineral industries  Ontario  Organic compounds  Pollution  Waste disposal  Water  
    View Book
  120. The Development document for the effluent monitoring regulation for the pulp and paper sector.
    Publication info: [Toronto] :Queen's Printer for Ontario,c1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental monitoring  Law and legislation  Ontario  Paper industry  Pollution  Waste disposal  Water  Wood-pulp industry  
    View Book
  121. The Development document for the effluent monitoring regulation for the inorganic chemical sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Environment Ontario,c1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Inorganic compounds  Law and legislation  Ontario  Pollution  Waste disposal  Water  
    View Book
  122. The Development document for the effluent monitoring regulation for the metal casting sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Environment Ontario,c1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Environmental monitoring  Law and legislation  Metal castings industry  Ontario  Pollution  Waste disposal  Water  
    View Book
  123. The Development document for the effluent monitoring regulation for the iron and steel sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Environment Ontario,c1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental monitoring  Iron industry and trade  Iron-works  Law and legislation  Ontario  Pollution  Steel industry and trade  Steel-works  Waste disposal  Water  
    View Book
  124. The Development document for the effluent monitoring regulation for the organic chemical manufacturing sector.
    By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario.
    Publication info: [Toronto] :Environment Ontario,c1989.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Law and legislation  Ontario  Organic compounds  Organic water pollutants  Pollution  Waste disposal  Water  
    View Book
  125. Diary of a journey through Upper Canada and some of the New England states, 1819 / by John Goldie.
    By: Goldie, John,
    Publication info: Toronto :W. Tyrrell,1897.
    Contributed by: Scott - York University Libraries (archive.org)
    Subjects: 1793-1886  Biography  Botanists  Botany  Description and travel  Diaries  Goldie, John,  Northeastern States  Ontario  
    View Book
  126. Distribution and overwintering of Myotis leibii and Eptesicus fuscus (Chiroptera: Vespertilionidae) in Ontario /
    By: Fenton, M. Brock - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1972.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Bats  Ontario  Vespertilionidae  
    View Book
  127. The distribution of breeding birds in Ontario /
    By: Baillie, James Little, - Harrington, Paul. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :Royal Ontario Museum of Zoology,1937
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Birds  Breeding  Geographical distribution  Ontario  
    View Book
  128. Early Llandovery crinoids and stelleroids from the Cataract Group (Lower Silurian) in southern Ontario, Canada /
    By: Eckert, James D., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1984.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Crinoidea, Fossil  Niagara Peninsula  Ontario  Paleontology  Silurian  Starfishes, Fossil  
    View Book
  129. The earthworms (lumbricidae and sparganophilidae) of Ontario /
    By: Reynolds, John W., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1977.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Lumbricidae  Ontario  Worms  
    View Book
  130. Effects of zebra mussels on chlorophyll, nitrogen, phosphorus and silica in north shore waters of Lake Erie.
    By: Ontario.
    Publication info: [Toronto] :Ontario Ministry of Environment and Energy,1997.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Ecology  Ontario  Zebra mussel  
    View Book
  131. Emigration : The British farmer's and farm labourers' guide to Ontario, the premier province of the dominion of Canada / Issued by authority of the government of Ontario. --
    By: Ontario.
    Publication info: Toronto :Printed by C.B. Robinson,1880.
    Contributed by: Scott - York University Libraries (archive.org)
    Subjects: Agriculture  Description and travel  Emigration and immigration  Ontario  
    View Book
  132. Ensilage and roots for swine by Thomas Shaw.
    By: Shaw, Thomas, - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1891
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Corn  Experimentation  Feeding and feeds  Ontario  Silage  Swine  
    View Book
  133. An environmental evaluation of the lower Welland River / report prepared by R.J. Pope, K.A. Keenleyside, S.D. Speller [of] Tarandus Associates Limited for the Niagara Riber Improvment Project, Ontario Ministry of the Environment.
    By: Pope, R. J. - Keenleyside, K. A. - Speller, S. D. - Niagara River Improvement Project. - Tarandus Associates Ltd.
    Publication info: Toronto :The Project,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Environmental impact analysis  Environmental monitoring  Ontario  Pollution  Water  Welland River  Welland River (Ont.)  
    View Book
  134. Essex County, the sun parlor of Canada : opportunities for farming and gardening.
    By: Essex (Ont. : County).
    Publication info: Sandwich, Ont. :Essex County Council,1912.
    Contributed by: Scott - York University Libraries (archive.org)
    Subjects: Agriculture  Essex (County)  Essex (Ont. : County)  History  Ontario  
    View Book
  135. Examen du bassin du Trent exploration /
    By: Howe, C. D. - Fernow, B. E. - White, J. H. - Canada.
    Publication info: [Ottawa] :Commission de la conservation,1913
    Contributed by: Canadiana.org (archive.org)
    Subjects: Forests and forestry  Natural resources  Ontario  
    View Book
  136. Experiments with spring grains by Thomas Shaw and C. A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1892
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  
    View Book
  137. Experiments with winter wheat by Thomas Shaw and C. A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1893
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  Wheat  
    View Book
  138. Experiments with winter wheat by Thomas Shaw and C. A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1892
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  Wheat  
    View Book
  139. Extraction of zygnematacean zygospores from lake sediments and their potential as paleo-indicators of lake acidification : R.A.C. Project No. 464G / prepared for Environment Ontario by P.A. Zippi ... [et al.].
    By: Zippi, P. A. - Ontario Water Resources Commission. - Ontario.
    Publication info: [Toronto] :Environment Ontario,1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid pollution of rivers, lakes, etc  Lake sediments  Ontario  Palynology  Zygnemataceae  
    View Book
  140. Fattening lambs ; Fattening lambs for the British market by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1892
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
    View Book
  141. Fattening lambs for the British market by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1891
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
    View Book
  142. A faunal investigation of King Township, York County, Ontario /
    By: Snyder, L. L. - Logier, E. B. S. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1930.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: King Township  Ontario  Zoology  
    View Book
  143. A faunal investigation of Long Point and vicinity, Norfolk County, Ontario /
    By: Snyder, L. L. - Logier, E. B. S. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1931.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Long Point Region  Ontario  Zoology  
    View Book
  144. A faunal investigation of Prince Edward County, Ontario /
    By: Snyder, L. L. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :University of Toronto Press,1941.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Prince Edward County  Zoology  
    View Book
  145. A faunal investigation of the Lake Nipigon region, Ontario /
    By: Dymond, J. R. - Logier, E. B. S. - Snyder, L. L. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1928.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Nipigon, Lake, Region  Ontario  Zoology  
    View Book
  146. A faunal investigation of the Sault Ste. Marie region, Ontario /
    By: Snyder, L. L. - Kurata, T. B. - Logier, E. B. S. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Royal Ontario Museum,1942.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Sault Ste. Marie Region  Zoology  
    View Book
  147. A faunal investigation of western Rainy River District, Ontario /
    By: Snyder, L. L. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1938.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Rainy River District  Zoology  
    View Book
  148. Feeding grade series of different breeds by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1891
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Beef cattle  Experimentation  Feeding and feeds  Ontario  
    View Book
  149. Feeding shorn and unshorn lambs in winter by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto? :Dept. of Agriculture,1891
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
    View Book
  150. Ferns of the Ottawa district /
    By: Cody, William J., - Canada.
    Edition: Rev.
    Publication info: Ottawa :Research Branch, Dept. of Agriculture,1978.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Canada  Ferns  Identification  Ontario  Ottawa region  
    View Book
  151. Final report of the Ontario Game and Fisheries Commission, 1909-1911, appointed to enquire into and report on all matters appertaining to the game fish, the fisheries, and the game of the province of Ontario. Printed by order of the Legislative Assembly of Ontario.
    By: Ontario. - Evans, Kelly.
    Publication info: Toronto,L.K. Cameron,1912.
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Fisheries  Game and game-birds  Ontario  
    View Book
  152. Final report of the Ontario Game and Fisheries Commission, 1909-1911. --
    By: Ontario. - Evans, Kelly.
    Publication info: Toronto :L. K. Cameron, Printer to the King,1912.
    Contributed by: Scott - York University Libraries (archive.org)
    Subjects: Fisheries  Game and game-birds  Ontario  
    View Book
  153. The fishes of the Ottawa region /
    By: Dymond, J. R. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1939.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Fishes  Ontario  Ottawa region  
    View Book
  154. Flora of the Queen Victoria Niagara Falls Park / by J. Hayes Panton. --
    By: Panton, James Hayes,
    Publication info: s. l. :s. n.,1889?
    Contributed by: Brock University (archive.org)
    Subjects: Botany  Niagara Falls  Ontario  Queen Victoria Park  
    View Book
  155. Foliage chemistry surveys in the vicinity of Allied Chemicals Canada Incorporated and General Chemical Canada Limited, Amherstburg, Ontario in 1988, 1989 and 1990 : report / prepared by William I. Gizyn.
    By: Gizyn, W. I.
    Publication info: [Toronto] :Environment Ontario[1991]
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air  Effect of air pollution on  Environmental aspects  Fluorides  Industries  Ontario  Physiological effect  Plants  Pollution  Sodium  
    View Book
  156. For sale at the Ontario Nurseries /
    By: Ontario Nurseries. - Horsley, Jno. F. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, C.A. :Ontario Nurseries,[1894]
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Flowers  Nurseries (Horticulture)  Ontario  Plants, Ornamental  Seedlings  
    BHL Collections: Seed & Nursery Catalogs
    View Book
  157. Fossils in Ontario /
    By: Lemon, R. R. H.
    Publication info: Toronto :Royal Ontario Museum,1965
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Ontario  Paleontology  
    View Book
  158. Fossils of Ontario.
    By: Bolton, Thomas Elwood, - Copeland, M. J. - Ludvigsen, Rolf. - Wagner, Frances J. E., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1979-1985.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Ontario  Paleontology  Trilobites  
    View Book
  159. Framework for evaluating response of aquatic toxicity and fish habitat to water quality control in the Don River : supporting document #2 - strategy for improvement of Don River water quality / report prepared by Beak Consultants Limited and Paul Theil Associates Ltd.
    By: Beak Consultants. - Ontario. - Paul Theil Associates - Toronto Area Watershed Management Strategy Steering Committee (Ont.)
    Publication info: [Toronto, Ont.] :Environment Ontario,1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Don River  Don River (Ont.)  Effect of water quality on  Fishes  Ontario  Pollution  Toxicology  Water  Water quality management  
    View Book
  160. Fruit farming in Ontario, Canada
    By: Duff, James S.
    Publication info: [Toronto? :s.n.],1911
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fruit-culture  Ontario  
    View Book
  161. Fruit farming in Ontario, Canada /
    By: Ontario.
    Publication info: Toronto :William Briggs,[1911].
    Contributed by: Brock University (archive.org)
    Subjects: Economic aspects  Fruit trade  Fruit-culture  Ontario  
    View Book
  162. The fruits of Ontario, prepared by the Fruit branch. (Published by the Ontario department of agriculture, Toronto) Printed by order of the Legislative assembly of Ontario.
    By: Ontario.
    Publication info: Toronto,L.K. Cameron, printer to the King's most excellent Majesty,1914.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Fruit  Fruit-culture  Ontario  
    View Book
  163. The fruits of Ontario.
    By: Ontario.
    Publication info: Toronto :printed by L. K. Cameron,1907.
    Contributed by: Cornell University Library
    Subjects: Fruit-culture  Ontario  
    View Book
  164. The fungi of Ontario I., Uredinales /
    By: Parmelee, John A. - Canada.
    Publication info: [Ottawa] :Research Branch, Canada Dept. of Agriculture,1960.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Fungi  Ontario  Rust fungi  
    View Book
  165. The fungi of Ontario : III parasitic microfungi on vascular plants in Northern Ontario /
    By: Parmelee, John A. - Canada.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Fungi  Ontario  Parasitic plants  
    View Book
  166. The game fields of Ontario
    By: Dickson, James,
    Publication info: Toronto :Warwick Bro's & Rutter,1901.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Game and game-birds  Hunting  Ontario  
    View Book
  167. The garden / conducted by Rachel R. Todd ; compiled and edited by W.N. Wilkinson. --
    By: Todd, Rachel R. - Wilkinson, W. N.
    Publication info: Toronto, Canada :The World,c1913.
    Contributed by: Toronto Public Library : North York Central (archive.org)
    Subjects: Gardening  Ontario  
    View Book
  168. The geology of Steeprock Lake, Ontario / by Andrew C. Lawson. Notes on fossils from limestone of Steeprock Lake, Ontario / by Charles D. Walcott.
    By: Lawson, Andrew C. - Walcott, Charles D.
    Publication info: Ottawa :Canada Dept. of Mines, Geological Survey Branch,1912.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Canada  Geology  Ontario  Paleontology  Steeprock Lake  
    View Book
  169. Grand Opera House, London, Ontario [programme, matinee and night, Saturday, Feb. 17th, Prof. G. Norris' Canine paradox, a grand display of intelligent dogs].
    By: Grand Opera House (London, Ont.)
    Publication info: London, Ont.? :s.n.,1894?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Dogs  London  Ontario  
    View Book
  170. Grasses of Ontario
    By: Harrison, F. C. - Day, G. E. - Ontario Agricultural College. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1895
    Contributed by: Canadiana.org (archive.org)
    Subjects: Grasses  Identification  Ontario  
    View Book
  171. Grasses of the Ottawa district.
    By: Dore, William George. - Dore, William G.,
    Publication info: Ottawa,Dept. of Agriculture,1959.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Botany  Grasses  Ontario  Ottawa  
    View Book
  172. Guidelines for the decommissioning and cleanup of sites in Ontario : report / prepared by Waste Management Branch, Ontario Ministry of the Environment.
    By: Ontario.
    Publication info: Toronto :Environment Ontario,c1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental monitoring  Hazardous waste site remediation  Hazardous waste sites  Industrial sites  Law and legislation  Ontario  Plant shutdowns  Standards  
    View Book
  173. Haliburton flora : an annotated list of the vascular plants of the County of Haliburton, Ontario /
    By: Skelton, Eleanor G., - Skelton, Emerson W., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1991.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Botany  Haliburton (County)  Ontario  
    View Book
  174. Handbook of the crayfishes of Ontario /
    By: Crocker, Denton W. - Barr, David W. - Royal Ontario Museum.
    Publication info: Toronto :Published for Royal Ontario Museum by University of Toronto Press,1968.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Crayfish  Crustacea  Ontario  
    View Book
  175. Handsomest and best bred trotting stallion in Canada, Bookmaker (standard) A.T.R. no. 4392 /
    By: Burgess, M.,
    Publication info: Woodstock, Ont.? :s.n.,1888?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Breeding  Horses  Ontario  Woodstock  
    View Book
  176. The hawks and owls of Ontario /
    By: Snyder, L. L. - Shortt, T. M.
    Edition: Rev. ed.
    Publication info: [Toronto] :Royal Ontario Museum of Zoology,1947.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Birds  Hawks  Ontario  Owls  
    View Book
  177. The Hessian fly in Ontario
    By: Lochhead, William, - Ontario Agricultural College.
    Publication info: Toronto :Dept. of Agriculture,[1901]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Flies  Hessian flies  Insect pests  Ontario  
    View Book
  178. History of the early settlement of Bowmanville and vicinity /
    By: Coleman, J. T.
    Publication info: Bowmanville [Ont.] :West Durham Steam Print. and Pub. House,1875.
    Contributed by: Cornell University Library
    Subjects: Bowmanville region (Ont.)  Durham (County)  Durham (Ont. : County)  History  Ontario  Zoology  
    View Book
  179. History of the early settlement of Bowmanville and vicinity / by J.T. Coleman.
    By: Coleman, J. T.
    Publication info: Bowmanville [Ont.] :West Durham Steam Print. and Pub. House,1875.
    Contributed by: Allen County Public Library Genealogy Center (archive.org)
    Subjects: Bowmanville (Ont.)  Durham County  Durham County (Ont.)  History  Ontario  Zoology  
    View Book
  180. History of the early settlement of Bowmanville and vicinity by J.T. Coleman.
    By: Coleman, J. T.
    Publication info: Bowmanville [Ont.] :West Durham Steam Print. and Pub. House,1875.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bowmanville region (Ont.)  Durham (County)  Durham (Ont. : County)  History  Ontario  Pioneers  Zoology  
    View Book
  181. Horticultural societies of Ontario. Report.
    By: Ontario.
    Publication info: TorontoKing's Printer
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Horticulture  Ontario  Societies, etc  
    View Book
  182. Illustrated catalogue Toronto Agricultural Warehouse.
    By: Toronto Agricultural Warehouse (Firm).
    Edition: 5th ed.
    Publication info: Toronto? :s.n.,1872
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural implements  Agricultural machinery  Nursery stock  Ontario  Toronto  Trade and manufacture  
    View Book
  183. Impact of bleached kraft mill effluent (BKME) on fish populations near Terrace Bay, Ontario / prepared for Environment Ontario by M.E. McMaster.
    By: McMaster, M. E. - Ontario.
    Publication info: [Toronto] :Environment Ontario,[1991].
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Effect of water pollution on  Environmental aspects  Fishes  Ontario  Pollution  Water  Wood-pulp industry  
    View Book
  184. The importance of runoff and winter anoxia to P and N dynamics of a beaver pond / report prepared by Kevin J. Devito and Peter J. Dillon.
    By: Devito, Kevin John, - Dillon, P. J. - Ontario.
    Publication info: [Toronto] :Queen's Printer for Ontario,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environment aspects  Lake ecology  Nitrogen  Nitrogen content  Ontario  Phosphorus  Phosphorus content  Stream ecology  Water  
    View Book
  185. The influence of hydrologic fluctuations and peat oxia on the phosphorus and nitrogen dynamics of a conifer swamp / [report prepared by Kevin J. Devito and Peter J. Dillon].
    By: Devito, Kevin John,
    Publication info: [Toronto] :Ontario Environment,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Conifers  Environmental aspects  Nitrogen  Ontario  Phosphorus  Runoff  Swamps  
    View Book
  186. Insects affecting vegetables
    By: Bethune, Charles J. S. - Ontario.
    Publication info: Toronto :Dept. of Agriculture,[1909]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Diseases and pests  Insect pests  Ontario  Vegetables  
    View Book
  187. Insects and plant diseases instructions in spraying.
    By: Ontario.
    Publication info: Toronto? :Ontario Dept. of Agriculture,1900?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
    View Book
  188. Instructions in spraying
    By: Ontario.
    Publication info: Toronto? :Ontario Dept. of Agriculture,1899?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
    View Book
  189. Instructions in spraying
    By: Panton, J. Hoyes - Ontario Agricultural College. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1897.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
    View Book
  190. The introduced and the spreading plants of Ontario and Quebec by A.T. Drummond.
    By: Drummond, A. T.
    Publication info: S.l. :s.n.,18--
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Ontario  Plants  Québec (Province)  
    View Book
  191. Introduction of California salmon into Ontario, with remarks on the disappearance of Maine salmon from that province by Samuel Wilmot.
    By: Wilmot, Samuel,
    Publication info: S.l. :s.n.,1882?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fish culture  Fish populations  Ontario  Salmon  
    View Book
  192. Inventory of research and development projects.
    By: Ontario.
    Publication info: [Toronto] :Ontario, Ministry of the Environment,1987-
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Abstracts  Ecology  Environmental policy  Ontario  Periodicals  Research  
    View Book
  193. Irrigating schedules for early potatoes in southwestern Ontario /
    By: Fulton, J. M. - Canada.
    Publication info: Ottawa :Canada Dept. of Agriculture,1966.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Irrigation  Irrigation farming  Ontario  Potatoes  
    View Book
  194. Journal of the Entomological Society of Ontario.
    By: Entomological Society of Ontario.
    Publication info: [Harrow, Ont.] :Entomological Society of Ontario,2003-
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    Subjects: Beneficial insects  Entomologie  Entomology  Insect pests  Insects  Ontario  Periodicals  
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
    View Book
  195. Lime-sulphur wash
    By: Caesar, Lawson, - Ontario.
    Publication info: Toronto :Dept. of Agriculture,[1912]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Fruit  Insect pests  Ontario  Spraying and dusting in agriculture  
    View Book
  196. Lime-sulphur wash
    By: Fulmer, H. L. - Caesar, Lawson, - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1909.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Fruit  Insect pests  Ontario  Spraying and dusting in agriculture  
    View Book
  197. List of birds observed in the vicinity of Hamilton, C.W., arranged after the system of Audubon
    By: McIlwraith, Thomas,
    Publication info: [Toronto? :s.n.,1860?[
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Hamilton  Ontario  
    View Book
  198. List of plants collected by Mr. B. Billings in the vicinity of the city of Ottawa, during the summer of 1866.
    By: Billings, B.
    Publication info: Ottawa,1867?
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: Ontario  Ottawa region  Plants  Québec (Province)  
    BHL Collections: New York Botanical Garden
    View Book
  199. List of plants of the Manitoulin Islands, Lake Huron
    By: Bell, John. - Geological Survey of Canada.
    Publication info: Montreal :[s.n.],1870.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Manitoulin Islands  Ontario  Plants  
    View Book
  200. List of plants of the Manitoulin Islands, Lake Huron /
    By: Bell, John,
    Publication info: Montreal :Geological Survey of Canada,1870.
    Contributed by: Mertz Library, The New York Botanical Garden
    Subjects: Manitoulin Island Region  Ontario  Plants  
    BHL Collections: New York Botanical Garden
    View Book
  201. Liste annotée des plantes à fleurs et des fougères de la Pointe Pelé e, Ont., et des régions avoisinantes
    By: Dodge, C. K. - Commission géologique du Canada.
    Publication info: Ottawa :Impr. du gouvernement,1917.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Essex (County)  Ontario  
    View Book
  202. Little peach disease
    By: Caesar, Lawson, - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1910.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Diseases and pests  Fruit  Ontario  Peach  
    View Book
  203. The local elections by a protectionist.
    By: Protectionist
    Publication info: [Toronto? :s.n.],1883
    Contributed by: Canadiana.org (archive.org)
    Subjects: Forests and forestry  Ontario  Politics and government  
    View Book
  204. Lower-middle Devonian conodont biostratigraphy and palaeoecology, Niagara Peninsula, Ontario /
    By: Telford, P. G. - Tarrant, G. A. - Von Bitter, Peter H. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1977.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Conodonts  Devonian  Niagara Peninsula  Ontario  Paleoecology  Paleontology  
    View Book
  205. The mammals of Ontario /
    By: Cross, E. C. - Dymond, J. R.
    Publication info: [Toronto] :University of Toronto Press,1929.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: 1929  canimp  Mammals  Ontario  
    View Book
  206. Manual for establishing vegetation on landfills in Ontario / prepared for Ontario Ministry of the Environment ; prepared by Gartner Lee Limited. --
    By: Gartner Lee Associates. - Ontario.
    Publication info: [Markham, ON?] :Gartner Lee Ltd.,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Ontario  Sanitary landfills  Utilization  Weeds  
    View Book
  207. A manual of the more common herbaceous plants of Quebec and Ontario for use in connection with Groom's Botany / by D.P. Penhallow.
    By: Penhallow, D. P.
    Publication info: Toronto :Copp, Clark,1899.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Ontario  Québec (Province)  
    View Book
  208. Methods of eradication of some of the noxious weeds of Ontario
    By: Day, George E. - Miller, H. H. - Ontario.
    Publication info: Toronto :L.K. Cameron,1905.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Ontario  Weeds  
    View Book
  209. The mollusca of Georgian Bay.
    By: Robertson, Albert Duncan
    Publication info: [Ontario,[1915?]
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Georgian Bay  Mollusks  Ontario  
    View Book
  210. The natural history of the Toronto region, Ontario, Canada / edited by J.H. Faull.
    By: Faull, J. H. - Canadian Institute. - International Geological Congress
    Publication info: Toronto :Canadian Institute,1913.
    Contributed by: Robarts - University of Toronto (archive.org)
    Subjects: Natural history  Ontario  Toronto Metropolitan Area  
    View Book
  211. The Natural history of the Toronto Region, Ontario, Canada / edited by J.H. Faull. --
    By: Faull, J. H.
    Publication info: Toronto :Canadian Institute,1913.
    Contributed by: Scott - York University Libraries (archive.org)
    Subjects: Natural history  Ontario  Toronto  
    View Book
  212. The natural history of the Toronto region, Ontario, Canada,
    By: Canadian Institute. - Faull, J. H.
    Publication info: Toronto,Pub. by the Canadian institute,1913.
    Contributed by: Cornell University Library
    Subjects: History  Natural history  Ontario  Toronto  Toronto (Ont.)  
    View Book
  213. Notes of a hunting trip with the Dwight-Winman club in the Muskoka district, Canada
    By: Hedley, James,
    Publication info: [Toronto? :s.n.],1884
    Contributed by: Canadiana.org (archive.org)
    Subjects: Hunting  Ontario  
    View Book
  214. Notes on a collection of cold-blooded vertebrates from Ontario / by S. E. Meek and H. W. Clark.
    By: Meek, Seth Eugene, - Clark, Howard Walton,
    Publication info: Chicago,1902.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Ontario  Vertebrates  
    View Book
  215. Notes on a collection of fishes and amphibians from Muskoka and Gull lakes. By S. E. Meek.
    By: Meek, Seth Eugene,
    Publication info: Chicago,1899.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Fishes  Ontario  Reptiles  
    View Book
  216. Notes on freshwater jellyfish in Ontario /
    By: Wiggins, Glenn B. - Walden, F. A. - Whitfield, R. E. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1957.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Hydrozoa  Ontario  
    View Book
  217. Notes on the occurrence of certain butterflies in Canada by W. Saunders.
    By: Saunders, William, - Royal Society of Canada.
    Publication info: S.l. :s.n.,1884?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Butterflies  Ontario  
    View Book
  218. Notes on the Siluro-Devonian Ischadites stellatus (Fagerstrom 1961), a Dasycladaceous Alga / [by] Matthew H. Nitecki.
    By: Nitecki, Matthew H.
    Publication info: Chicago :Field Museum of Natural History,1971.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Chicago  Devonian  Illinois  Ischadities stellatus  Ontario  Paleobotany  Plants, Fossil  Silurian  
    View Book
  219. Occurrence of the cladid inadunate crinoid Thalamocrinus in the Silurian (Wenlockian) of New York and Ontario /
    By: McIntosh, George C. - Brett, Carlton E. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1988.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Crinoidea, Fossil  Lincoln (County)  New York (State)  Niagara County  Ontario  Paleontology  Silurian  
    View Book
  220. Official program of the West Lambton Farmers' Institute : season of 1911-1912. --
    By: West Lambton Farmers' Institute.
    Publication info: Sarnia, Ont. :West Lambton Farmers' Institute,1911?
    Contributed by: Toronto Public Library : North York Central (archive.org)
    Subjects: Agriculture  Clubs  History  Lambton  Lambton (Ont.)  Ontario  West Lambton Farmers' Institute  
    View Book
  221. On a Trenton Echinoderm fauna at Kirkfield, Ontario
    By: Springer, Frank, - Geological Survey of Canada.
    Publication info: Ottawa :Govt. Print. Bureau,1911.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Echinodermata  Kirkfield  Ontario  Paleontology  
    View Book
  222. On birds and bird matters by Thos. McIlwraith.
    By: McIlwraith, Thomas, - Hamilton Scientific Association.
    Publication info: S.l.,s.n.,1885?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  Ornithology  
    View Book
  223. On eastern Empidonaces with particular reference to variation in E. traillii /
    By: Snyder, L. L. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1953.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: 1953  Alder flycatcher  canimp  Empidonax  Ontario  
    View Book
  224. On Melospiza melodia in Ontario /
    By: Fleming, James H. - Snyder, L. L. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :University of Toronto Press,1939.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Birds  Ontario  Song sparrow  
    View Book
  225. On portions of the skeleton of a whale from gravel on the line of the Canada Pacific railway, near Smith's Falls, Ontario by J. W. Dawson.
    By: Dawson, J. W. - Hincks, Thomas,
    Publication info: S.l. :s.n.,1883?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Paleontology  Whales  
    View Book
  226. On the agricultural state of Canada and part of the United States of America / by Adam Fergusson.
    By: Fergusson, Adam,
    Publication info: Cupar [Scotland] :G.S. Tullis,1832.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Emigration and immigration  Great Britain  Ontario  Québec (Province)  United States  
    View Book
  227. On the Cyclopidae and Calanidae of Lake St. Clair, Lake Michigan and certain of the inland lakes of Michigan by C. Dwight Marsh.
    By: Marsh, C. Dwight
    Publication info: [Lansing, Mich.? :s.n.],1895
    Contributed by: Canadiana.org (archive.org)
    Subjects: Crustacea  Michigan, Lake  Ontario  St. Clair, Lake  
    View Book
  228. On two new trilobites from the Chazy near Ottawa
    By: Raymond, Percy E.
    Publication info: Ottawa? :s.n.,1910?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fossils  Ontario  Trilobites  
    View Book
  229. Ontario and its avifauna /
    By: Snyder, L. L. - Baillie, James Little, - Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Published under the Reuben Wells Leonard bequest,1938.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: 1938  Birds  canimp  Catalogs and collections  Ontario  Royal Ontario Museum of Zoology  
    View Book
  230. The Ontario commercial fisheries : how and why destroyed.
    By: Harris, Edward,
    Publication info: [Toronto]? :s.n.,1906.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Fish populations  Fisheries  Fishery management  Ontario  
    View Book
  231. The Ontario commercial fisheries how and why destroyed : a pamphlet /
    By: Harris, Edward,
    Publication info: Toronto? :s.n.,1906?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fish populations  Fishery management  Ontario  
    View Book
  232. Ontario fish and gave laws a digest of the whole law, dominion and provincial, affecting the animals, birds and fish of Ontario, alphabetically arranged, with references to the various statutes and orders in council in force on September 28th, 1903 /
    By: O'Brien, A. H. - Canada.
    Edition: 5th ed.
    Publication info: Toronto :Canada Law Book,1903.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Conservation  Fishery law and legislation  Game-laws  Law and legislation  Ontario  
    View Book
  233. Ontario hardwood decline survey, 1989 and 1990 / report prepared for Phytotoxicology Section, Air Resources Branch, Ontario Ministry of Environment and Energy ; report prepared by BEAK Consultants.
    By: Beak Consultants. - Ontario.
    Publication info: Brampton, Ont. :The Section,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Effect of acid precipitation on  Forest declines  Forest surveys  Hardwoods  Ontario  
    View Book
  234. Ontario Horticultural Exhibition and honey show : Massey Hall, Toronto November 14th to 18th, 1905. --
    Publication info: Toronto, Ont. :Ontario Horticultural Exhibition,1905
    Contributed by: Toronto Public Library : North York Central (archive.org)
    Subjects: Exhibitions  Gardening  History  Ontario  Ontario Horticultural Exhibition (Toronto, Ont.)  Toronto  Toronto (Ont.)  
    View Book
  235. The Ontario Ministry of the Environment scoring system : a scoring system for assessing environmental contaminants, report / 1990.
    By: Ontario.
    Publication info: [Toronto, Ont.] ;Hazardous Contaminants Branch, Ontario Ministry of the Environment,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental indicators  Environmental monitoring  Ontario  
    View Book
  236. Orchards and vineyards of Ontario, the premier province of Canada.
    Publication info: S.l. :s.n.,1897?
    Contributed by: Brock University (archive.org)
    Subjects: Ontario  Orchards  Vineyards  
    View Book
  237. The orchids in the Ottawa District : floristics, phytogeography, population studies and historical review / Joyce M. Reddoch and Allan H. Reddoch.
    By: Reddoch, Joyce M. - Reddoch, Allan H. - Ottawa Field-Naturalists' Club.
    Publication info: Ottawa, Canada :The Ottawa Field-Naturalists' Club,[1997]
    Contributed by: Missouri Botanical Garden, Peter H. Raven Library
    Subjects: Classification  Geographical distribution  History  Identification  Ontario  Orchids  
    View Book
  238. Organic contaminants in forage fish from Toronto area streams : report / prepared by K. Suns and G. Hitchin.
    By: Suns, K. - Ontario.
    Publication info: [Toronto] :Ontario Ministry of Environment and Energy,1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Analysis  Effect of water pollution on  Environmental aspects  Freshwater fishes  Ontario  Organic compounds  Organic water pollutants  Pollution  Toronto Region  Water  
    View Book
  239. Otonabee River - Rice Lake sediment and biomonitoring study 1996 / prepared by R. Jaagumagi ... [et al.]
    By: Jaagumagi, R. - Ontario.
    Publication info: [Peterborough, ON] :Ministry of the Environment,1999.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Analysis  Biological assay  Contaminated sediments  Effect of water pollution on  Environmental aspects  Environmental monitoring  Fish  Lake sediments  Ontario  Pollution  Polychlorinated biphenyls  River sediments  Water  
    View Book
  240. Ottawa Field Naturalists' Club
    By: Ottawa Field-Naturalists' Club.
    Publication info: Ottawa? :s.n.,1883?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Natural history  Ontario  Ottawa  Ottawa Field-Naturalists' Club  
    View Book
  241. Ottawa Field Naturalists' Club (organized March, 1879, incorporated March, 1884)
    By: Ottawa Field-Naturalists' Club.
    Publication info: Ottawa? :s.n.,1884?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Natural history  Ontario  Ottawa  Ottawa Field-Naturalists' Club  
    View Book
  242. Our local ornithology
    By: Clarke, Charles, - Elora Natural History Society.
    Publication info: Elora, Ont.? :s.n.,1875?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Ontario  
    View Book
  243. Our local ornithology. Read before the Elora Natural History Society ... February 1st, 1875.
    By: Clarke, Charles,
    Publication info: s.l. : s.n. , 1875.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Elora  Natural history  Ontario  Ornithology  Societies, etc  
    View Book
  244. Palaeoecology of a well-preserved crinoid colony from the Silurian Rochester shale in Ontario /
    By: Brett, Carlton E. - Eckert, James D., - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1982.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Crinoidea, Fossil  Ontario  Paleontology  Silurian  Sixteen Mile Creek (Niagara)  
    View Book
  245. Palaeozoic geology of the region about the western end of Lake Ontario by J.W. Spencer.
    By: Spencer, J. W.
    Publication info: S.l. :s.n.,1882?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Geology  Ontario  Paleontology  
    View Book
  246. The passenger pigeon in Ontario /
    By: Mitchell, Margaret H. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :University of Toronto Press,1935.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Passenger pigeon  
    View Book
  247. Patriotic concert to be held in the City Hall, Stratford, on Monday, January 29th, 1900, commencing at 8 o'clock p.m., His Worship, Mayor Hodd, presiding
    Publication info: [Stratford, Ont.?] :The Colonist,[1900?]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Patriotic music  Toronto  
    View Book
  248. Pearce's seeds, 1896 /
    By: John S. Pearce & Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: London, Ont. :John S. Pearce & Co.,1896.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Flowers  Fruit  Nursery stock  Ontario  Seeds  Vegetables  
    BHL Collections: Seed & Nursery Catalogs
    View Book
  249. The pearly freshwater mussels of Ontario
    By: Detweiler, J. D.
    Publication info: Ottawa :J. de L. Taché,1918.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Freshwater mussels  Mussels  Ontario  
    View Book
  250. Peas and the pea weevil
    By: Zavitz, C. A. - Lochhead, William, - Ontario Agricultural College.
    Publication info: Toronto :L.K. Cameron,1903.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Insect pests  Ontario  Peas  Pea-weevil  
    View Book
  251. Pesticide products classified in Ontario.
    By: Ontario.
    Publication info: [Ottawa :Ministry of the Environment],1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Catalogs  Ontario  Pesticides  
    View Book
  252. Pesticide products classified in Ontario. --
    By: Ontario.
    Publication info: [Toronto] :Ontario Ministry of the Environment.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Ontario  Pesticides  
    View Book
  253. Phytotoxicology background sampling in the city of Windsor: 1972-1986 / report prepared by R. G. Pearson.
    By: Pearson, R. G. - Ontario.
    Publication info: [Toronto] :Phytotoxicology Section, Air Resources Branch,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Ontario  Phytotoxins  Plant diseases  Soils  Trace element content  Windsor  
    View Book
  254. Phytotoxicology investigation in the vicinity of the Brock West Landfill site, Pickering, 1986 / author, R.G. Pearson.
    By: Pearson, R. G.
    Publication info: [Toronto] :Ontario Ministry of the Environment,1988.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air  Effect of air pollution on  Environmental aspects  Ontario  Pickering  Plants  Pollution  Sanitary landfills  
    View Book
  255. Phytotoxicology Section investigation in the vicinity of Ethyl Corporation, Corunna, Ontario, August 23, 1989 : report / prepared by Phytotoxicology Section, Air Resources Branch, Ontario Ministry of the Environment.
    By: Ontario.
    Publication info: [Toronto] :The Section,1991.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air  Corunna  Effect of heavy metals on  Ethyl Corporation  Maple  Measurement  Ontario  Pollution  Vegetation surveys  
    View Book
  256. Phytotoxicology survey report : UCAR Carbon Canada Incorporated, Welland, 1992 & 1993 / prepared by: William I. Gizyn.
    By: Gizyn, W. I. - Ontario.
    Publication info: [Toronto] :Standards Development Branch, Phytotoxicology Section, Ontario Ministry of Environment and Energy,1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Ontario  Phytotoxins  Polycyclic aromatic hydrocarbons  Toxicity testing  UCAR Carbon Canada Incorporated  Welland  
    View Book
  257. Phytotoxicology surveys conducted in the town of Elmira : Uniroyal Corporation, 1989, Sulco Canada Colours Ltd., 1990, Varnicolour Chemical Ltd., 1990 : report / prepared by W.D. McIlveen.
    By: McIlveen, W. D. - Ontario.
    Publication info: [Toronto] :Phytotoxicology Section, Ontario Ministry of Environment and Energy,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air  Elmira  Ontario  Pollution  Soil pollution  Vegetation surveys  
    View Book
  258. Phytotoxicology vegetation assessment survey, Cornwall Island, Ontario, 1993.
    By: Ontario. - Emerson, R. N.
    Publication info: Toronto :Ministry of Environment and Energy,1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Cornwall Island  Fluorides  Ontario  Phytotoxins  Toxicity testing  Toxicology  Vegetation surveys  
    View Book
  259. The planarians (Turbellaria) of temporary waters in eastern North America /
    By: Ball, Ian R. - Gourbault, N. - Kenk, Roman. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1981.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Platyhelminthes  Turbellaria  United States  
    View Book
  260. Planting and caring for young trees in an apple orchard by H.L. Hutt.
    By: Hutt, H. L. - Ontario.
    Publication info: Toronto :[s.n.],1895.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Apple  Ontario  
    View Book
  261. The plants of the eastern coast of Lake Huron and their distribution through the northern and western portions of British North America / by John Gibson and John Macoun.
    By: Gibson, John - Macoun, John,
    Publication info: S.l. :s.n.,1876?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Canada  Ontario  
    View Book
  262. Plum culture in Ontario
    By: Clement, F. M. - Ontario.
    Publication info: Toronto :Dept. of Agriculture,1914.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fruit-culture  Ontario  Plum  
    View Book
  263. Polycyclic aromatic hydrocarbons : sources, fate and levels in air, water, soil, sediments, sludge and food in Ontario / prepared for Hazardous Contaminants Branch by Concord Scientific Corporation and Beak Consultants.
    By: Beak Consultants - Concord Scientific Corporation - Ontario.
    Publication info: [Toronto] :Environment Ontario,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Degradation  Environmental aspects  Ontario  Polycyclic aromatic hydrocarbons  
    View Book
  264. Potential use of ultraviolet radiation for the control of zebra mussels : phase I-lab studies, phase II-field trials : RAC project no. 598C : final report / [D. Lewis and G.E. Whitby].
    By: Lewis, David C. - Whitby, G. E. - Aquatic Sciences, Inc. - Ontario.
    Publication info: [Toronto] :Queen's Printer for Ontario,c1995.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Control  Environmental aspects  Ontario  Physiological effect  Research  Ultraviolet radiation  Zebra mussel  
    View Book
  265. Preliminary report on the fish and fisheries of Ontario by Ramsay Wright.
    By: Wright, R. Ramsay
    Publication info: Toronto? :s.n.,1892?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fisheries  Fishes  Ontario  
    View Book
  266. The present condition of the San José scale in Ontario
    By: Lochhead, William, - Ontario Agricultural College.
    Publication info: Toronto :Dept. of Agriculture,[1903]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Fruit  Insect pests  Ontario  San José scale  
    View Book
  267. Proceedings of the Entomological Society of Ontario.
    By: Entomological Society of Ontario - Ontario.
    Publication info: Guelph, Ont., etc. :Entomological Society of Ontario
    Contributed by: Smithsonian Libraries
    Subjects: Canada  Entomology  Insects  Ontario  Periodicals  
    BHL Collections: Smithsonian Libraries
    View Book
  268. Proceedings of the Natural Science Association of the University of Toronto.
    By: University of Toronto.
    Publication info: Toronto :[The Association],1893-
    Contributed by: Fisher - University of Toronto (archive.org)
    Subjects: 1893  canimp  Natural history  Ontario  
    View Book
  269. Le Procès de la pluie : rapport sur les précipitations acides et remèdes envisagés par l'Ontario.
    By: Ontario.
    Publication info: [Toronto] :Ministère de l'environnement,1980.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid rain  Ontario  
    View Book
  270. A Profile of 2,4-D use and exposure in Ontario / presented by Deloitte Haskins & Sells.
    By: Deloitte, Haskins & Sells. - Ontario.
    Publication info: [Toronto] :Queen's Printer of Ontario,c1988.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Dichlorophenoxyacetic acid  Environmental aspects  Herbicides  Ontario  
    View Book
  271. Programme short course in fruit-growing, Jan. 26th to Feb. 5th, 1909 /
    By: Ontario Agricultural College.
    Publication info: Guelph, Ont.? :s.n.,1909?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fruit-culture  Ontario  Ontario Agricultural College  Seminars  
    View Book
  272. The province of Ontario, Canada. Prepared by direction of the Honourable James S. Duff, minister of agriculture for the province of Ontario, 1913. Printed by order of the Legislative assembly of Ontario.
    By: Ontario.
    Publication info: Toronto,L.K. Cameron, printer,1913.
    Contributed by: Robarts - University of Toronto (archive.org)
    Subjects: Agriculture  Economic conditions  Ontario  
    View Book
  273. A provisional check-list of the mammals of Ontario /
    By: Downing, S. C.
    Publication info: Toronto :Royal Ontario Museum of Zoology,1948.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Mammals  Ontario  
    View Book
  274. Quality assurance and quality control data analyses for the MISA Metal Casting Sector / report prepared by Water Resources Branch.
    By: Ontario.
    Publication info: [Toronto] :Water Resources Branch,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Effluent quality  Environmental aspects  Environmental monitoring  Measurement  Metal castings industry  Ontario  Quality control  Waste disposal  
    View Book
  275. Quetico fishes /
    By: Crossman, E. J. - Quetico Foundation. - Royal Ontario Museum.
    Publication info: Toronto :Quetico Foundation,1976.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Fishes  Ontario  Quetico Provincial Park  
    View Book
  276. Rapport du comité spécial sur les îles de la Magdeleine et sur la partie ouest de cette province au-dessus du lac Huron.
    Publication info: Québec :J. Lovell,1853.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Description and travel  Fisheries  Magdalen Islands  Magdalen Islands (Québec)  Ontario  Québec (Province)  Superior, Lake  
    View Book
  277. Rapport sur les stations agronomiques d'Ottawa et de Guelph par une commission spéciale autorisée à y faire visite en novembre 1888, sous la présidence de M. Labelle.
    By: Choquette, C. P. - Labelle, A.
    Publication info: [S.l. :s.n.],1889
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural experiment stations  Ontario  Research  United States  
    View Book
  278. Redescription of type specimens of bryozoan Stigmatella from the Upper Ordovician of the Toronto region, Ontario /
    By: Fritz, Madeleine A. - Royal Ontario Museum.
    Publication info: [Toronto] :Royal Ontario Museum,1973.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Ontario  Ordovician  Paleontology  Stigmatella  Toronto Region  
    View Book
  279. Redescription of type specimens of species of the bryozoan genera Monticulipora, Mesotrypa, Peronopora, and Prasopora, from the upper Ordovician rocks of Toronto and vicinity, Ontario, Canada /
    By: Fritz, Madeleine A. - Royal Ontario Museum.
    Publication info: [Toronto] :Royal Ontario Museum,1976.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Bryozoa, Fossil  Ontario  Ordovician  Paleontology  Toronto Region  
    View Book
  280. Redescription of type specimens of species of the Bryozoan genera Atactoporella, Homoptrypa, and Homotrypella from the Upper Ordovician Rocks of the Credit River Valley, Ontario, Canada /
    By: Fritz, Madeleine A. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1977.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Bryozoa, Fossil  Credit River Valley  Ontario  Ordovician  Paleontology  Type specimens  
    View Book
  281. Redescription of type specimens of species of the Bryozoan genera Dekayia, Homotrypa, and Stigmatella from Upper Ordovician rocks along Workman's Creek, Ontario /
    By: Fritz, Madeleine A. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1982.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Bryozoa, Fossil  Ontario  Ordovician  Paleontology  Workman's Creek  
    View Book
  282. Redescription of type specimens of the Bryozoan Heterotrypa from Upper Ordovician Rocks of the Credit River Valley, Ontario, Canada /
    By: Fritz, Madeleine A. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1975.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Credit River Valley  Ontario  Ordovician  Paleontology  
    View Book
  283. A reference manual of chemical contaminants in Ontario sport fish : report / prepared by C. Cox and J. Ralston.
    By: Cox, C.
    Publication info: [Toronto] :Environment Ontario,[1990]
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Contamination  Effect of water pollution on  Fish as food  Fishes  Ontario  Organic water pollutants  Toxicology  
    View Book
  284. Remarks on Upper Canada surveys and extracts from the surveyors' reports containing a description of the soil and timber of the townships in the Ottawa River and Georgian Bay Section and between the Spanish River, on the North Shore Lake Huron, and Goulay's Bay, on Lake Superior.
    By: Canada.
    Publication info: [Ottawa? :s.n.],1867
    Contributed by: Canadiana.org (archive.org)
    Subjects: Forests and forestry  Ontario  Surveying  
    View Book
  285. Remedies for common plant and insect foes
    By: Panton, J. Hoyes - Ontario Agricultural College. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1893.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Fungicides  Insect pests  Insecticides  Ontario  
    View Book
  286. Report embodying the returns received from thirty different counties, in relation to the several varieties of fruits most successfully grown in Upper Canada
    By: Fruit Growers' Association of Upper Canada.
    Publication info: [St. Catharines, Ont.? :s.n.],1863
    Contributed by: Canadiana.org (archive.org)
    Subjects: Fruit  Fruit-culture  Ontario  
    View Book
  287. Report of the Commission of Enquiry Concerning the Operation of the San Jose Scale Act, 1899.
    By: Ontario. - Bunting, W.H. - Dearness, John. - Mills, James,
    Publication info: Toronto :The Commission,1899.
    Contributed by: Archives of Ontario (archive.org)
    Subjects: Control  Diseases and pests  Fruit  Ontario  San José scale  
    View Book
  288. [Report of the commissioners] appendices C to F inclusive, containing evidence taken by the commissioners, special reports, etc. in vols. III, IV and V.
    By: Ontario.
    Publication info: [Toronto? :s.n.],1881
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Natural history  Ontario  
    View Book
  289. [Report of the commissioners] appendices C to S inclusive containing evidence taken by the commissioners, special reports, etc. in vols III, IV and V.
    By: Ontario.
    Publication info: [Toronto? :s.n.],1881
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Breeding  Horses  Meteorology  Ontario  
    View Book
  290. Report of the Fruit Growers' Association of Ontario for the year .... Report of the Entomological Society of Ontario for the year ...
    By: Fruit Growers' Association of Ontario. - Entomological Society of Ontario.
    Publication info: [Toronto] :The Association,1870-1888
    Contributed by: Brock University (archive.org)
    Subjects: Fruit Growers' Association of Ontario  Fruit-culture  Ontario  Societies, etc  
    View Book
  291. Report of the Milk Commission appointed to Enquire into the Production, Care and Distribution of Milk, 1909 / Printed by order of the Legislative Assembly of Ontario.
    By: Ontario.
    Publication info: Toronto,L. K. Cameron, [King's printer],1910.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Dairying  Ontario  
    View Book
  292. Report of the Minister of Lands and Forests of the Province of Ontario.
    By: Ontario.
    Publication info: Toronto :Published by Clarkson W. James,1921-1972.
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Forests and forestry  Ontario  
    View Book
  293. Report of the Minister of Lands, Forests and Mines of the Province of Ontario.
    By: Ontario.
    Publication info: Toronto :King's Printer,1907-
    Contributed by: Ontario Ministry of Natural Resources Library (archive.org)
    Subjects: Forests and forestry  Ontario  
    View Book
  294. Report of the special investigation on horse breeding in Ontario, 1906.
    By: Ontario.
    Publication info: Toronto,Printed by L. K. Cameron, printer to the King's most excellent Majesty,1907.
    Contributed by: Cornell University Library
    Subjects: Breeding  Horses  Ontario  
    View Book
  295. Report of the special investigation on horse breeding in Ontario, 1906. (Published by the Ontario Department of Agriculture, Toronto) ...
    By: Ontario.
    Publication info: Toronto,Printed by L.K. Cameron, printer to the king's most excellent Majesty,1907.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Breeding  Horses  Ontario  
    View Book
  296. Report on the assessment of the quality assurance and quality control data for the organic chemical manufacturing sector / report prepared by S. Michajluk and D. Boyd.
    By: Michajluk, S. - Ontario.
    Publication info: [Toronto] :Ontario Environment,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Measurement  Ontario  Pollution  Water  
    View Book
  297. Report on the necessity of preserving and replanting forests. /
    By: Phipps, Ramsay Weston,
    Publication info: Toronto :Printed by C.B. Robinson...,1883.
    Contributed by: Cornell University Library
    Subjects: Forest conservation  Forests and forestry  Ontario  Reforestation  
    View Book
  298. Report on the tobacco industry in Ontario
    By: Barnet, W. A. - Canada.
    Publication info: Ottawa :Dept. of Agriculture,1909.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Tobacco  
    View Book
  299. Report upon the palaeontology of the province of Ontario by Henry Alleyne Nicholson.
    By: Nicholson, Henry Alleyne,
    Publication info: [Toronto? :s.n.],1874
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Paleontology  
    View Book
  300. Report upon the palaeontology of the province of Ontario / by Henry Alleyne Nicholson ; presented to the Legislative Assembly by command of His Excellency the Lieutenant-Governor.
    By: Nicholson, Henry Alleyne,
    Publication info: Toronto :Printed by Hunter, Rose,1874.
    Contributed by: Earth Sciences - University of Toronto (archive.org)
    Subjects: Devonian  Ontario  Paleontology  
    View Book
  301. Report upon the palæontology of the province of Ontario / by Henry Alleyne Nicholson... Presented to the Legislative assembly by command of His Excellency, the lieutenant-governor.
    By: Nicholson, Henry Alleyne,
    Publication info: Toronto :Printed by Hunter, Rose & co.,1874.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    Subjects: Devonian  Ontario  Paleontology  
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
    View Book
  302. The reptiles of Ontario /
    By: Logier, E. B. S.
    Publication info: [Toronto] :University of Toronto Press,1939.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Ontario  Reptiles  Vertebrates  
    View Book
  303. Research work at Harrow Experimental Station in 1911
    By: Barnet, W. A. - Canada.
    Publication info: Ottawa :Dept. of Agriculture,1912.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Experiments  Ontario  Tobacco  
    View Book
  304. Resource management report.
    By: Ontario.
    Publication info: [Toronto]
    Contributed by: Robarts - University of Toronto (archive.org)
    Subjects: Fishery management  Ontario  Periodicals  Wildlife management  
    View Book
  305. Résultats de la culture d'orge à deux rangs de semence importée par le gouvernement du Canada par Wm Saunders.
    By: Saunders, William, - Canada.
    Publication info: [Ottawa? :Départment de l'agriculture?],1891.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Barley  Canada  Experimentation  Field experiments  Grain  Ontario  
    View Book
  306. Results of the growth of two-rowed barley from seed imported by the government of Canada [by Wm. Saunders].
    By: Saunders, William, - Canada.
    Publication info: [Ottawa? :Dept. of Agriculture?],1891.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Barley  Canada  Experimentation  Field experiments  Grain  Ontario  
    View Book
  307. Return : in part - to an address of the Legislative Assembly, dated 27th September, 1852, for Statement of the number of limits, or licences, or applications, which have been granted or pending to cut Timber or Saw Logs on the River Ottawa and its Tributaries, or in any other part of the province, for the years 1848, 1849,1850, 1851 and 1852, &c.
    By: Canada. Legislative Assembly. - Morin, A.N.
    Publication info: [Quebec] :[John Lovell],1853.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Canada  Forests and forestry  History  Licenses  Lumbering  Ontario  Ottawa River Valley  Ottawa River Valley (Québec and Ont.)  
    View Book
  308. Review and recommendations on a lead in soil guideline / report to the Minister of the Environment by the Lead in Soil Committee.
    By: Ontario.
    Publication info: [Toronto] :The Ministry,1987.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Lead  Lead content  Ontario  Soil pollution  Soils  Toxicology  
    View Book
  309. Review of lecontvirus : a nuclear polyhedrosis virus with special emphasis on the aquatic environment : report / prepared by G.A. Surgeoner, M.J. Farkas.
    By: Farkas, Martha Judit, - Surgeoner, Gordon A.
    Publication info: [Ontario] :Ministry of the Environment,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Aquatic ecology  Baculoviruses  Biological control  Insect pests  Microbiology  Ontario  Water  
    View Book
  310. San Jose scale
    By: Caesar, Lawson, - Ontario.
    Publication info: Toronto :Dept. of Agriculture,[1914]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Fruit  Insect pests  Ontario  San José scale  
    View Book
  311. Selected papers from proceedings of Elora Natural History Society, 1874-5. Instituted 1874.
    By: Elora Natural History Society.
    Publication info: Elora, J. Townsend, 1875.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Clubs  Elora  Elora (Ont.)  Natural history  Ontario  Societies, etc  
    View Book
  312. Short course for fruit growers to be held at Napanee Town Hall February 25th and 26th, 1909, under the jount auspices of the Provincial Department of Agriculture, the Provincial Fruit Growers' Association and the Local Farmers' Institute.
    By: Ontario Farmers' Institutes. Fruit Institute. - Ontario.
    Publication info: [s.l.] [s.n.], 1909.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Culture  Fruit  Ontario  
    View Book
  313. Shrubs of Ontario /
    By: Soper, James H. - Heimburger, Margaret L. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,c1982.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Identification  Ontario  Shrubs  
    View Book
  314. Soil, vegetation and air quality sampling in the vicinity of the Cameco uranium refinery, Blind River, Ontario / report prepared by: J.J. Negusanti and R. Potvin.
    By: Negusanti, J.J. - Potvin, R. R. - Ontario.
    Publication info: Toronto :Ministry of the Environment, Northeastern Region, Technical Assessment Section,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air quality  Ontario  Uranium mines and mining  Vegetation surveys  
    View Book
  315. Some bacterial diseases of plants prevalent in Ontario
    By: Harrison, F. C. - Barlow, B. - Ontario Agricultural College.
    Publication info: Toronto :Ontario Agricultural College,[1904]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bacterial diseases of plants  Diseases and pests  Fruit  Ontario  Vegetables  
    View Book
  316. Some common Ontario weeds
    By: Harrison, F. C. - Ontario.
    Publication info: S.l. :s.n.,18--?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Weeds  
    View Book
  317. Some common Ontario weeds
    By: Harrison, F. C. - Lochhead, William, - Ontario Agricultural College.
    Edition: 3rd ed., rev.
    Publication info: Toronto :Ontario Agricultural College,[1906]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Ontario  Weeds  
    View Book
  318. Some considerations on the distribution of fishes in Ontario.
    By: Radforth, Isobel - Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Printed by the University of Toronto Press,1944.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Fishes  Geographical distribution  Ontario  
    View Book
  319. Special wholesale price list of nursery stock for sale at the Ontario Nurseries /
    By: Ontario Nurseries. - Horsley, Jno. F. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, C.A. :Ontario Nurseries,1893.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Flowers  Fruit  Nurseries (Horticulture)  Ontario  Plants, Ornamental  Seedlings  Seeds  
    BHL Collections: Seed & Nursery Catalogs
    View Book
  320. The sportsman's paradise, or, The lake lands of Canada by B.A. Watson ; with illustrations by Daniel C. and Harry Beard.
    By: Watson, B. A.
    Publication info: Philadelphia :J.B. Lippincott,1888.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Description and travel  Fishing  Hunting  Ontario  
    View Book
  321. The sportsman's paradise; or, The lake lands of Canada. By B. A. Watson. With illustrations by Daniel C. and Harry Beard.
    By: Watson, B. A. - Beard, Daniel Carter, - Beard, Harry,
    Publication info: Philadelphia,J.B. Lippincott company,1888.
    Contributed by: Library of Congress
    Subjects: Description and travel  Hunting  Ontario  
    BHL Collections: Library of Congress
    View Book
  322. Spraying calendar
    By: Panton, J. Hoyes - Ontario.
    Publication info: Toronto? :Ontario Dept. of Agriculture,1895?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
    View Book
  323. Spraying of fruit trees
    By: Ontario.
    Publication info: Toronto? :s.n.,1892?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agricultural chemicals  Bees  Law and legislation  Ontario  Spraying and dusting in agriculture  
    View Book
  324. Standards for judging fruits, approved by the Ontario Fruit Growers' Association for trial in the year 1911
    By: Ontario Fruit Growers' Association.
    Publication info: Ontario? :s.n.,1911?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Competitions  Fruit  Judging  Ontario  
    View Book
  325. Stratigraphy and paleontology of the Credit River section, accompanied by seven plates, also insert entitled "Composite section of the rocks of the Credit River.
    By: Dyer, William Spafford, - Toronto, Ont.
    Publication info: [TorontoThe United Press][192-?]
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Credit River  Ontario  Ordovician  Paleontology  Paleontology, Stratigraphic  
    View Book
  326. Study of the Ontario environmental protection industry : report / prepared by Ernst and Young ; report prepared for Ontario Ministry of the Environment.
    Publication info: [Toronto] :The Ministry,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Economic aspects  Environmental monitoring  Environmental protection  Ontario  
    View Book
  327. Subjects for discussion by the branches of the Ontario Fish and Game Protective Association, with the object of each branch forming the conclusions it will instruct its delegates to advocate, at the convention to be held in Toronto in September, during the Exposition, as provided by the Constitution (page 5)
    By: Ontario Fish and Game Protective Association.
    Publication info: Toronto :A.K. Evans,[ca. 1910]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Conservation  Fishes  Game protection  Ontario  
    View Book
  328. Sucking insects and mites of the apple
    By: Brittain, W. H. - Nova Scotia Agricultural College.
    Publication info: Truro, N.S. :[s.n.],1917.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Apples  Diseases and pests  Fruit  Nova Scotia  Ontario  Pear  
    View Book
  329. Summary of three years experiments on the tobacco station at Harrow, Ont
    By: Digges, D. D. - Dominion Experimental Farms and Stations (Canada)
    Publication info: Ottawa :Dept. of Agriculture,[1919?]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Harrow  Ontario  Tobacco  
    View Book
  330. The summer birds of Sudbury district, Ontario /
    By: Baillie, James Little, - Hope, Clifford E. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto] :Printed by University of Toronto Press,1947.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Birds  Ontario  Sudbury Region  
    View Book
  331. Sylvan Ontario : a guide to our native trees and shrubs / by W.H. Muldrew.
    By: Muldrew, W. H.
    Publication info: Toronto :W. Briggs,1901.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: 1901  canimp  Flora  Ontario  Trees  
    View Book
  332. Sylvan Ontario a guide to our native trees and shrubs /
    By: Muldrew, William Hawthorne,
    Publication info: Toronto :W. Briggs,1901.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  Shrubs  Trees  
    View Book
  333. Synopsis of natural history, by A. Macallum, Provincial Model School, Toronto: In explanation of the author's chart of natural history.
    By: Macallum, A.
    Publication info: Toronto :Printed for the author by John Donogh, Guardian Steam Printing Est.,1857.
    Contributed by: Queen's University, W.D. Jordan Special Collections & Music Library (archive.org)
    Subjects: Education  Natural history  Ontario  Textbooks  
    View Book
  334. Synopsis of the flora of the valley of the St. Lawrence and Great Lakes, with descriptions of the rarer plants by John Macoun.
    Publication info: S.l. :s.n.,1877?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Botany  Great Lakes (North America)  Ontario  St. Lawrence Valley  
    View Book
  335. Taxonomic status of the European hare in Ontario /
    By: Peterson, Randolph L. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1954.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: European hare  Ontario  
    View Book
  336. Taxonomy and palaeoecology of the Silurian myelodactylid Crinoid Crinobrachiatus brachiatus (Hall) /
    By: Eckert, James D., - Brett, Carlton E. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1985.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Crinoidea, Fossil  Lincoln (County)  New York (State)  Niagara County  Ontario  Paleontology  Silurian  
    View Book
  337. Tobacco in Ontario, Canada /
    By: Davis, Albert Bartlett,
    Publication info: [Washington, D.C.] :Foreign Agricultural Service, U.S. Dept. of Agriculture,1968.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Ontario  Tobacco  
    View Book
  338. A topographical description of the province of Lower Canada : with remarks upon Upper Canada, and on the relative connexion of both provinces with the United States of America /
    By: Bouchette, Joseph, - Bennett, W. J.
    Publication info: London :Printed for the author and published by W. Faden,1815.
    Contributed by: Smithsonian Libraries
    Subjects: Description and travel  Land grants  Ontario  Québec (Province)  
    BHL Collections: Smithsonian Libraries
    View Book
  339. Trees and shrubs of the Dominion Arboretum /
    By: Buckley, A. R. - Canada.
    Publication info: [Ottawa] :Agriculture Canada,1980.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Arbres  Arbustes  Canada  Catalogs  Catalogs and collections  Dominion Arboretum and Botanic Garden  Dominion Arboretum and Botanic Garden of Canada (O  Ontario  Ottawa  Shrubs  Trees  
    View Book
  340. Trent watershed survey a reconnaissance /
    By: Howe, C. D. - Fernow, B. E. - White, J. H. - Canada.
    Publication info: [Ottawa] :Commission of Conservation,1913
    Contributed by: Canadiana.org (archive.org)
    Subjects: Forests and forestry  Natural resources  Ontario  
    View Book
  341. Trent watershed survey, a reconnaissance
    By: Canada. - Fernow, B. E. - Howe, Clifton D. - White, James Herbert.
    Publication info: Toronto,Printed by the Bryant press,1913.
    Contributed by: Cornell University Library
    Subjects: Forests and forestry  Ontario  
    View Book
  342. A trip to Nepigon some notes upon collecting and breeding butterflies from the egg / by James Fletcher.
    By: Fletcher, James,
    Publication info: Toronto? :Warwick? :1889?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Butterflies  Description  Nipigon (Ont.)  Ontario  
    View Book
  343. Two new species of Ontario spiders /
    By: Kurata, T. B. - Royal Ontario Museum of Zoology.
    Publication info: Toronto :University of Toronto Press,1944.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: Ontario  Spiders  
    View Book
  344. The type species of the Ordovician trilobite genus Isotelus I. gigas Dekay, 1824 /
    By: Rudkin, David M., - Tripp, Ronald P. - Royal Ontario Museum.
    Publication info: Toronto :Royal Ontario Museum,1988.
    Contributed by: Royal Ontario Museum (archive.org)
    Subjects: New York (State)  Ontario  Ordovician  Paleontology  Trilobites  
    View Book
  345. University of Toronto at the examinations to be held in 1873 the following text-books will be used in lieu of those heretofore prescribed in the subjects mentioned.
    By: University of Toronto.
    Publication info: S.l. :s.n.,1873?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Examinations  Natural history  Ontario  Philosophy  Toronto  University of Toronto  
    View Book
  346. An unusual maskinonge from Little Vermillon Lake, Ontario /
    By: Cameron, G. S. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto :Royal Ontario Museum of Zoology],1948.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Little Vermilion Lake  Muskellunge  Ontario  
    View Book
  347. Vascular aquatic weeds of the Rideau Canal, southeastern Ontario /
    By: Spicer, K. W. - Catling, Paul M. - Canada.
    Publication info: Ottawa :Agriculture Canada, Research Branch,1990.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Aquatic weeds  Ontario  Rideau Canal  Rideau Canal (Ont.)  
    View Book
  348. Vertebrates of Ontario
    By: Nash, Charles W. - Ontario.
    Publication info: Toronto :L.K. Cameron,1908.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Birds  Fishes  Ontario  Vertebrates  
    View Book
  349. Vertebrates of Ontario, by C. W. Nash. Department of Education, Toronto. Printed by order of the Legislative Assembly of Ontario
    By: Ontario. - Nash, Charles W.
    Publication info: Toronto,L. K. Cameron,1908
    Contributed by: University of California Libraries (archive.org)
    Subjects: Ontario  Vertebrates  
    View Book
  350. Vertebrates of Ontario.
    By: Nash, Charles W. - Toronto Board of Education.
    Publication info: TorontoPrint. by order of the Legislative Assembly of Ontario by L.K. Cameron1908
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Classification  Ontario  Vertebrates  
    View Book
  351. A Very fair comparison of the relative condition of farmers in New York State and the province of Ontario made by an influential and impartial committee of the county of Leeds.
    Publication info: S.l. :s.n.,1893?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Farmers  Free trade and protection  Leeds (County)  New York (State)  Ontario  Protection  Tariff  
    View Book
  352. Weeds of Ontario
    By: Howitt, J. E. - Harrison, F. C. - Lochhead, William, - Ontario Agricultural College.
    Edition: Rev. ed.
    Publication info: [Toronto :Dept. of Agriculture],1916.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Ontario  Weeds  
    View Book
  353. Weeds of Ontario
    By: Howitt, J. E. - Harrison, F. C. - Lochhead, William, - Ontario.
    Publication info: Toronto :L.K. Cameron,1911.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Ontario  Weeds  
    View Book
  354. Weeds of Ontario
    By: Panton, J. Hoyes - Ontario Agricultural College. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1893.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Ontario  Weeds  
    View Book
  355. The weeds of Ontario / by F. C. Harrison.
    By: Harrison, F. C.
    Publication info: Toronto :Ontario Dept. of Agriculture,1900.
    Contributed by: University of California Libraries (archive.org)
    Subjects: Control  Ontario  Weeds  
    View Book
  356. Weeds, and modes of destroying them by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1892
    Contributed by: Canadiana.org (archive.org)
    Subjects: Law and legislation  Ontario  Weed control  Weeds  
    View Book
  357. What Commercial Union will do for the farmer in Ontario
    By: Commercial Union Club of Toronto.
    Publication info: Toronto? :s.n.,1888?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Ontario  
    View Book
  358. Windsor air quality study : soil and garden produce survey results / report prepared by William I. Gizyn ; report prepared for Windsor Air Quality Committee.
    By: Gizyn, William I. - Ontario. - Windsor Air Quality Committee.
    Publication info: [Toronto] :Ontario Ministry of Environment and Energy,c1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Air  Air quality  Effect of air pollution on  Ontario  Plants  Pollution  Windsor  
    View Book
  359. The winter bird's paradise at Pleasant View
    By: Marrison, R. A.
    Publication info: Toronto :Pub. for the author by Musson,[1919?]
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bird watching  Birds  Cataraqui  Ontario  
    View Book
  360. Winter wheat experiments by Thomas Shaw and C.A. Zavitz.
    By: Shaw, Thomas, - Zavitz, C. A. - Ontario.
    Publication info: [Toronto?] :Dept. of Agriculture,1891
    Contributed by: Canadiana.org (archive.org)
    Subjects: Agriculture  Canada  Experimentation  Ontario  Varieties  Wheat  
    View Book
  361. The wintering of bees in Ontario
    By: Pettit, Morley. - Ontario.
    Publication info: Toronto :Ontario Dept. of Agriculture,1917.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Bee culture  Bees  Ontario  Wintering  
    View Book
  362. The wood industries of Canada
    Publication info: London :Timber Trades Journal,1897.
    Contributed by: Canadiana.org (archive.org)
    Subjects: British Columbia  Canada  Economic aspects  Forests and forestry  Lumber trade  Lumbering  New Brunswick  Ontario  Québec (Province)  
    View Book
  363. Woodlots on Ontario farms /
    By: Packman, D. J. - Canada. - Ontario.
    Publication info: Ottawa :Dept. of Agriculture,1953.
    Contributed by: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Economic aspects  Ontario  Woodlots  
    View Book
  364. Zooplankton data and sample archive database design for the Dorset Research Centre : report / prepared by T.W. Pawson and N.D. Yan.
    By: Pawson, T. W. - Yan, Norman David, - Ontario.
    Publication info: [Toronto, Ont.] :Queen's Printer for Ontario,1993.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Freshwater zooplankton  Ontario  Plankton populations  
    View Book
  1. New species and distributional records of Aleocharinae (Coleoptera, Staphylinidae) from Ontario, Canada, with a checklist of recorded species
    By: Brunke, Adam - Klimaszewski, Jan - Dorval, Julie-Ann - Bourdon, Caroline - Paiero, Steven - Marshall, Stephen
    Type: Article
    In: ZooKeys
    Volume: 186
    Date: 2012
    Page Range: 119-206
    Publication info: Pensoft Publishers 2012
    Subjects: Aleocharinae  Biodiversity  Canada  distributional records  Ontario  taxonomy  
    View Article (External)
  2. A unique remopleuridid trilobite
    By: Whittington, H. B. (Harry Blackmore) 1916-2010
    Type: Article
    In: Breviora.
    Volume: no.1-66 (1952-1956)
    Issue: 4
    Date: 1952
    Page Range: 1-9
    Publication info: Cambridge, Mass. :Museum of Comparative Zoology, Harvard University, [1952-
    Subjects: Ontario  Paleontology  Trilobites  
    View Article