01837oam 2200433I 450 991070487180332120140203140845.0(CKB)5470000002445015(OCoLC)865098482(EXLCZ)99547000000244501520131212d2013 ua 0engurmn|||||||||rdacontentrdamediardacarrierApplication of the SPARROW model to assess surface-water nutrient conditions and sources in the United States Pacific Northwest /by Daniel R. Wise and Henry M. JohnsonReston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2013.1 online resource (4 unnumbered volumes) color illustrations, color mapsScientific investigations report ;2013-5103Title from title screen (viewed Nov. 25, 2013).Includes bibliographical references (pages 18-19).Application of the Spatially Referenced Regressions on Watershed attributes model to assess surface water nutrient conditions and sources in the United States Pacific NorthwestWaterNitrogen contentNorthwest, PacificNutrient pollution of waterNorthwest, PacificWater qualityNorthwest, PacificWaterNitrogen contentNutrient pollution of waterWater qualityWise Daniel R.1386495Johnson Henry M.Geological Survey (U.S.),GPOGPOGPOBOOK9910704871803321Application of the SPARROW model to assess surface-water nutrient conditions and sources in the United States Pacific Northwest3468640UNINA