TY - RPRT TI - Effects of two contrasting agricultural land uses on shallow groundwater quality in the San Joaquin Valley, California; design and preliminary interpretation AU - N. M. Dubrovsky AU - Karen R. Burow AU - Jo Ann M. Gronberg PY - 1995 DO - 10.3133/ofr95286 UR - https://pubs.usgs.gov/publication/ofr95286 ID - ofr95286 ER -