TY - RPRT TI - Ground water stratification and delivery of nitrate to an incised stream under varying flow conditions AU - John Karl Bohlke AU - M. E. O’Connell AU - K.L. Prestegaard PY - 2007 DO - 10.2134/jeq2006.0084 UR - https://pubs.usgs.gov/publication/70030130 ID - 70030130 ER -