TY  - RPRT
TI  - Pesticides in streams of the United States : initial results from the National Water-Quality Assessment Program
AU  - Steven J. Larson
AU  - Robert J. Gilliom
AU  - Paul D. Capel
PY  - 1999
DO  - 10.3133/wri984222
UR  - https://pubs.usgs.gov/publication/wri984222
ID  - wri984222
ER  -