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By: Poirier, D. G.Edition:Publication info: [Toronto, Ont.], Environment Ontario, c1991Volume:Series:Holding Institution: Ontario Ministry of the EnvironmentSubjects: Daphnia Effect of water pollution on Effluent quality Environmental aspects Fishes Iron industry and trade Measurement Mortality Ontario Rainbow trout Steel industry and trade TestingBHL Collections:
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By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)Edition:Publication info: [Toronto], Environment Ontario, c1989Volume:Series:Holding Institution: Ontario Ministry of the EnvironmentSubjects: Environmental monitoring Iron industry and trade Iron-works Law and legislation Ontario Pollution Steel industry and trade Steel-works Waste disposal WaterBHL Collections: