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2018 [1]
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Manure and fertilizer inputs to land in the Chesapeake Bay watershed, 1950–2012 [研究报告]
10.3133/sir20185022U.S. Geological Survey. 2018-01-01
Keisman, Jennifer L.D. jkeisman@usgs.gov;  Devereux, Olivia H.;  LaMotte, Andrew E. alamotte@usgs.gov;  Sekellick, Andrew J. ajsekell@usgs.gov;  Blomquist, Joel D. jdblomqu@usgs.gov
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