01761oam 2200445Ia 450 991069735760332120080829124932.0(CKB)5470000002387356(OCoLC)231280870(OCoLC)615945(EXLCZ)99547000000238735620080609d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierTrends in nutrient and sediment concentrations and loads In major river basins of the south-central United States, 1993-2004[electronic resource] /by Richard A. Rebich and Dennis K. DemcheckVersion 1.0.Reston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2007.x, 112 pages digital, PDF fileScientific investigations report ;2007-5090Title from PDF title screen (viewed on June 6, 2008).At head of title on HTML title screen: National Water-Quality Assessment Program.Includes bibliographical references (pages 58-61).River sedimentsSouthwest, OldNutrient pollution of waterSouthwest, OldRiver sedimentsNutrient pollution of waterRebich Richard A1388432Demcheck Dennis K1391623National Water-Quality Assessment Program (U.S.)Geological Survey (U.S.)GISGISGPOBOOK9910697357603321Trends in nutrient and sediment concentrations and loads In major river basins of the south-central United States, 1993-20043482723UNINA