00000nam 2200000zi 4500 9.868019 CaOODSP 20241203113645 m o d f cr nn||||||||| 190206s1988 onc o f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn--- En13-5/87-80E-PDF Halfon, Efraim, author. A primer on the application of ecological modeling to problems of toxic contaminants and ecosystem stress / by E. Halfon. Burlington, Ontario : Lakes Research Branch, National Water Research Institute, Canada Centre for Inland Waters, 1988. 1 online resource (77 pages) text txt rdacontent computer c rdamedia online resource cr rdacarrier NWRI contribution ; 87-80 Cover title. "Division control no. LRB/88." "January 1988." Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "This report investigates the application of ecological modeling to problems of toxic contaminants and ecosystem strats. The focus of the report is on the explanation of the purpose and methods of the ecological approach from the perspective of providing advice to the International Joint Commission (IJC) and to lay practitioners in the data gathering activities of such programs as the Canada-Ontario Agreement on Great Lakes Water Quality (COA)"--Abstract. Includes a management perspective and an abstract in English and French. gccst Water quality gccst Toxicology Canada. Environment Canada. National Water Research Institute (Canada). Lakes Research Branch. NWRI contribution ; 87-80. (CaOODSP)9.844121 PDF 5.10 MB https://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-87-80-eng.pdf