TY - RPRT TI - Relations of nonpoint-source nitrate and atrazine concentrations in the High Plains aquifer to selected explanatory variables in six Nebraska study areas AU - A.D. Druliner AU - H.H. Chen AU - T.S. McGrath PY - 1996 DO - 10.3133/wri954202 UR - https://pubs.usgs.gov/publication/wri954202 ID - wri954202 ER -