@misc{indiciaea0e6d7d602b4, title = {Nitrate and pesticides in ground water in the eastern San Joaquin Valley, California : Occurrence and trends}, author = {Karen R. Burow and Sylvia V. Stork and N. M. Dubrovsky}, year = {1998}, doi = {10.3133/wri984040a}, url = {https://pubs.usgs.gov/publication/wri984040A}, note = {Source identifier: wri984040A} }