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Identifying nutrient reference sites in nutrient-enriched regions-Using algal, invertebrate, and fish-community measures to identify stressor-breakpoint thresholds in Indiana rivers and streams, 2005-9 科技报告
来源:US Geological Survey (USGS). 出版年: 2013
作者:  Caskey, Brian J.;  Bunch, Aubrey R. aurbunch@usgs.gov;  Shoda, Megan E. meshoda@usgs.gov;  Frey, Jeffrey W. jwfrey@usgs.gov;  Selvaratnam, Shivi;  Miltner, Robert J.
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