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Pesticide trends in major rivers of the United States, 1992-2010 [研究报告]
10.3133/sir20145135U.S. Geological Survey. 2014-01-01
Ryberg, Karen R. kryberg@usgs.gov;  Vecchia, Aldo V.;  Gilliom, Robert J. rgilliom@usgs.gov;  Martin, Jeffrey D. jdmartin@usgs.gov
Adobe PDF(4195Kb)  |  View/Download：15/2
 
An overview comparing results from two decades of monitoring for pesticides in the Nation???s streams and rivers, 1992-2001 and 2002-2011 [研究报告]
10.3133/sir20145154U.S. Geological Survey. 2014-01-01
Stone, Wesley W. wwstone@usgs.gov;  Gilliom, Robert J. rgilliom@usgs.gov;  Martin, Jeffrey D. jdmartin@usgs.gov
View  |  Adobe PDF(625Kb)  |  View/Download：3/3
 

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