TY - BOOK ID - 145276391 TI - SPARROW modeling : enhancing understanding of the nation's water quality AU - Preston, Stephen D. AU - Geological Survey (U.S.) PY - 2009 PB - [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, DB - UniCat KW - Environmental monitoring KW - Water quality KW - Water KW - Nutrient pollution of water KW - Mathematical models. KW - Pollution KW - Mathematical models. KW - Mathematical models. KW - SPARROW (Computer file) UR - https://www.unicat.be/uniCat?func=search&query=sysid:145276391 AB - ER -