TY  - RPRT
TI  - Decadal-scale changes of pesticides in ground water of the United States, 1993-2003
AU  - L. M. Bexfield
PY  - 2008
DO  - 10.2134/jeq2007.0054
UR  - https://pubs.usgs.gov/publication/70010003
ID  - 70010003
ER  -