TY  - RPRT
TI  - Trends of pesticides and nitrate in ground water of the Central Columbia Plateau, Washington, 1993-2003
AU  - L. Frans
PY  - 2008
DO  - 10.2134/jeq2007.0491
UR  - https://pubs.usgs.gov/publication/70010014
ID  - 70010014
ER  -