TY - RPRT TI - Regression models for estimating herbicide concentrations in U.S. streams from watershed characteristics AU - S.J. Larson AU - R. J. Gilliom PY - 2007 DO - 10.1111/j.1752-1688.2001.tb03644.x UR - https://pubs.usgs.gov/publication/70023413 ID - 70023413 ER -