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  1. By: Ontario. Ministry of Environment and Energy. - Hanna-Thorpe, Beverley.
    Publication info: [Toronto], Ontario Ministry of Environemnt and Energy, [1994?]
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental conditions  Environmental monitoring  Ontario  Pollution  
  2. By: Koven, Anne, - Martel, Elie. - Ontario. Environmental Assessment Board.
    Publication info: Toronto, Ont, The Board, Apr. 1994
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Citizen participation  Environmental Assessment Board  Environmental protection  Forest management  Forest products  Management  Ontario  Timber  
  3. By: Environmental Commissioner Of Ontario
    Publication info: Toronto, The Office, 1994
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Environmental Bill of Rights Act, 1993  Environmental law  Environmental monitoring  Environmental policy  Environmental protection  Ontario  
  4. By: Suns, K. - Ontario. Ministry of Environment and Energy.
    Publication info: [Toronto], Ontario Ministry of Environment and Energy, 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Analysis  Effect of water pollution on  Environmental aspects  Freshwater fishes  Ontario  Organic compounds  Organic water pollutants  Pollution  Toronto Region  Water  
  5. By: Ontario. Ministry of the Environment.
    Publication info: [Ottawa, Ministry of the Environment], 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Catalogs  Ontario  Pesticides  
  6. By: Gizyn, W. I. - Ontario. Ministry of the Environment. Phytotoxicology Section.
    Publication info: [Toronto], Standards Development Branch, Phytotoxicology Section, Ontario Ministry of Environment and Energy, 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Ontario  Phytotoxins  Polycyclic aromatic hydrocarbons  Toxicity testing  UCAR Carbon Canada Incorporated  Welland  
  7. By: Ontario. Ministry of Environment and Energy. - Emerson, R. N.
    Publication info: Toronto, Ministry of Environment and Energy, 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Cornwall Island  Fluorides  Ontario  Phytotoxins  Toxicity testing  Toxicology  Vegetation surveys  
  8. By: Gizyn, William I. - Windsor Air Quality Committee. - Ontario. Ministry of Environment and Energy.
    Publication info: [Toronto], Ontario Ministry of Environment and Energy, c1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Air  Air quality  Effect of air pollution on  Ontario  Plants  Pollution  Windsor  
  9. By: James, Ross, - Peck, Mark K. (Mark Kelday), - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, c1995
    Holding Institution: Royal Ontario Museum
    Subjects: Bird populations  Birds  Ecology  Forest birds  Forest management  Jack pine  Ontario  
  10. By: Lewis, David C. - Whitby, G. E. - Aquatic Sciences, Inc. - Ontario. Ministry of Environment and Energy. - Ontario. Ministry of Natural Resources.
    Publication info: [Toronto], Queen's Printer for Ontario, c1995
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Control  Environmental aspects  Ontario  Physiological effect  Research  Ultraviolet radiation  Zebra mussel  
  11. By: Ontario. Ministry of Health.
    Publication info: Concord, Ont, Ministry of Health, 1995
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Environmental monitoring  Environmental policy  Ontario  
  12. By: Smithsonian Migratory Bird Center. - Gammon, Jennifer
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  13. By: Smithsonian Migratory Bird Center. - Ambarle, Marke
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  14. By: Smithsonian Migratory Bird Center. - Greenberg, Russell
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  15. By: Ontario. Ministry of Environment and Energy.
    Publication info: [Toronto], Ontario Ministry of Environment and Energy, 1997
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Ecology  Ontario  Zebra mussel  
  16. By: Reddoch, Joyce M. - Reddoch, Allan H. - Ottawa Field-Naturalists' Club
    Publication info: Ottawa, Canada The Ottawa Field-Naturalists' Club [1997]
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    Subjects: Classification  Geographical distribution  History  Identification  Ontario  Orchids  
  17. By: Jaagumagi, R. - Ontario. Ministry of the Environment.
    Publication info: [Peterborough, ON], Ministry of the Environment, 1999
    Holding Institution: Ontario Ministry of the Environment
    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  
  18. By: Entomological Society of Ontario.
    Publication info: [Harrow, Ont.], Entomological Society of Ontario, 2003-
    Holding Institution: Multiple institutions
    Subjects: Beneficial insects  Entomologie  Entomology  Insect pests  Insects  Ontario  Periodicals  
    BHL Collections: Expanding Access to Biodiversity Literature
  19. By: Environmental Commissioner Of Ontario
    Publication info: Toronto, Environmental Commissioner of Ontario, [Oct. 2014]
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Forestry law and legislation  Forests and forestry  Government ownership  Ontario  
  20. By: Ontario. Ministry of Agriculture, Food and Rural Affairs, - Ontario Ministère de l'agriculture, de l'alimentation et des affaires rurales,
    Publication info: [Toronto], Ministry of Agriculture, Food and Rural Affairs, Dec. 2019
    Holding Institution: Unknown
    Subjects: Food  Labeling  Law and legislation  Ontario  Packaging  Plants, Edible  Produce trade  Quality control  Safety measures  
< Prev   1 2 3
  1. By: Whittington, H. B. (Harry Blackmore),
    Type: Article
    In: Breviora
    Volume: 4
    Issue: 4
    Date: 1952
    Page Range: 1-9
    Publication Info: Cambridge, Mass Museum of Comparative Zoology, Harvard University [1952-
    Subjects: Ontario  Paleontology  Trilobites  
  2. By: Brunke, Adam J. - Klimaszewski, Jan - Dorval, Julie-Ann - Bourdon, Caroline - Paiero, Steven - Marshall, Stephen A
    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  
  3. By: De Tonnancour, Pierre - Anderson, Robert S. (Robert Samuel), - Bouchard, Patrice - Chantal, Claude - Dumont, Stéphane - Vigneault, Robert
    Type: Article
    In: ZooKeys
    Volume: 681
    Date: 2017
    Page Range: 95-117
    Publication Info: Pensoft Publishers 2017
    Subjects: Anthribidae  Brentidae  Canada  Curculionidae  Curculionoidea  new records  Ontario  Québec  weevils