01712nam 2200433 a 450 991070102650332120111219122751.0(CKB)5470000002414775(OCoLC)759393135(EXLCZ)99547000000241477520111102d2011 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierSources, fate, and transport of nitrogen and phosphorus in the Chesapeake Bay Watershed-an empirical model[electronic resource] /by Scott W. Ator, John W. Brakebill, and Joel D. BlomquistReston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2011.1 online resource (2 volumes) color illustrations, color mapsScientific investigations report ;2011-5167Title from title screen (viewed Nov. 1, 2011).Includes bibliographical references.WaterNitrogen contentChesapeake Bay WatershedWaterPhosphorus contentChesapeake Bay WatershedWaterPollutionChesapeake Bay WatershedChesapeake Bay WatershedWaterNitrogen contentWaterPhosphorus contentWaterPollutionAtor Scott W1386575Brakebill John W1418299Blomquist Joel D1393439Geological Survey (U.S.)GPOGPOBOOK9910701026503321Sources, fate, and transport of nitrogen and phosphorus in the Chesapeake Bay Watershed-an empirical model3548726UNINA