TY - RPRT TI - Tributary stream infiltration as a source of herbicides in an alluvial aquifer AU - Michael R. Burkart AU - William W. Simpkins AU - Paul J. Squillace AU - Martin Helmke PY - 1999 DO - 10.2134/jeq1999.00472425002800010007x UR - https://pubs.usgs.gov/publication/70021962 ID - 70021962 ER -