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  1. The importance of runoff and winter anoxia to P and N dynamics of a beaver pond /
    By: Devito, Kevin John, - Dillon, P. J. - Ontario. Ministry of the Environment.
    Publication info: [Toronto] :Queen's Printer for Ontario,1992.
    Holding Institution: Ontario Ministry of the Environment (archive.org)
    Subjects: Environment aspects  Lake ecology  Nitrogen  Nitrogen content  Ontario  Phosphorus  Phosphorus content  Stream ecology  Water  
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