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2013 [2]
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Estimation of total nitrogen and total phosphorus in streams of the Middle Columbia River Basin (Oregon, Washington, and Idaho) using SPARROW models, with emphasis on the Yakima River Basin, Washington [研究报告]
10.3133/sir20135199U.S. Geological Survey. 2013-01-01
Johnson, Henry M.;  Black, Robert W. rwblack@usgs.gov;  Wise, Daniel R.
View  |  Adobe PDF(9953Kb)  |  View/Download：9/5
 
Application of the SPARROW model to assess surface-water nutrient conditions and sources in the United States Pacific Northwest [研究报告]
U.S. Geological Survey. 2013-01-01
Wise, Daniel R.;  Johnson, Henry M.
View  |  Adobe PDF(10888Kb)  |  View/Download：2/2
 

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