TY - RPRT TI - Regional assessment of nonpoint-source pesticide residues in ground water, San Joaquin Valley, California AU - Joseph L. Domagalski AU - N. M. Dubrovsky PY - 1991 DO - 10.3133/wri914027 UR - https://pubs.usgs.gov/publication/wri914027 ID - wri914027 ER -