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Understanding the influence of nutrients on stream ecosystems in agricultural landscapes [研究报告]
10.3133/cir1437U.S. Geological Survey. 2018-01-01
Munn, Mark D. mdmunn@usgs.gov;  Frey, Jeffrey W. jwfrey@usgs.gov;  Tesoriero, Anthony J. tesorier@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Duff, John H. jhduff@usgs.gov;  Lee, Kathy E. klee@usgs.gov;  Maret, Terry R. trmaret@usgs.gov;  Mebane, Christopher A. cmebane@usgs.gov;  Waite, Ian R. iwaite@usgs.gov;  Zelt, Ronald B. rbzelt@usgs.gov
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Ambient and potential denitrification rates in marsh soils of Northeast Creek and Bass Harbor Marsh watersheds, Mount Desert Island, Maine [研究报告]
U.S. Geological Survey. 2012-01-01
Huntington, Thomas G. thunting@usgs.gov;  Culbertson, Charles W. cculbert@usgs.gov;  Duff, John H. jhduff@usgs.gov
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