TY - RPRT TI - Pesticides in surface water of the Yakima River basin, Washington, 1999–2000 — Their occurrence and an assessment of factors affecting concentrations and loads AU - James C. Ebbert AU - Sandra S. Embrey PY - 2002 DO - 10.3133/wri014211 UR - https://pubs.usgs.gov/publication/wri014211 ID - wri014211 ER -