Sort By:
  1. A comparison of the benthic diatom associations inhabiting the MPC Colstrip Units 3 & 4 effluent holding ponds with those in Cow Creek, Rosebud County, Montana during June 1985 /
    By: Bahls, Loren L. - Montana.
    Publication info: Helena, Mont. :Water Quality Bureau, Environmental Sciences Division, Dept. of Health and Environmental Sciences,[1985]
    Contributed by: Montana State Library (archive.org)
    Subjects: Benthic animals  Diatoms  Effluent quality  Environmental aspects  Montana  Physiological effect  Pollution  Purification  Rosebud County  Sewage  Water  Water quality  
    View Book
  2. 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
  3. 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  
    View Book
  4. 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  
    View Book
  5. 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  
    View Book
  6. 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