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Date: 2010-03-31 09:03:18Earth Aquatic ecology Environmental science Anaerobic digestion Environmental engineering Water quality Carbonaceous biochemical oxygen demand Bioindicator Indicator bacteria Environment Water pollution Water | U.S. Geological Survey Techniques of Water-Resources Investigations Book 9 Handbooks for Water-Resources InvestigationsAdd to Reading ListSource URL: water.usgs.govDownload Document from Source WebsiteFile Size: 126,93 KBShare Document on Facebook |