TY - RPRT TI - Causal factors for pesticide trends in streams of the United States: Atrazine and deethylatrazine AU - Karen R. Ryberg AU - Wesley W. Stone AU - Nancy T. Baker PY - 2020 DO - 10.1002/jeq2.20045 UR - https://pubs.usgs.gov/publication/70208792 ID - 70208792 ER -