TY - RPRT TI - Trends In Nutrient and Sediment Concentrations and Loads In Major River Basins of the South-Central United States, 1993-2004 AU - Richard A. Rebich AU - Dennis K. Demcheck PY - 2008 DO - 10.3133/sir20075090 UR - https://pubs.usgs.gov/publication/sir20075090 ID - sir20075090 ER -