TY - RPRT TI - Water-quality assessment of the Trinity River Basin, Texas - Nutrients in streams draining an agricultural and an urban area, 1993-95 AU - Larry F. Land AU - Allison A. Shipp PY - 1996 DO - 10.3133/ofr96322 UR - https://pubs.usgs.gov/publication/ofr96322 ID - ofr96322 ER -