TY - RPRT TI - Evaluation of Sources of Nitrate Beneath Food Processing Wastewater-Application Sites near Umatilla, Oregon AU - Lonna Frans AU - Anthony Paulson AU - Phil Richerson AU - Elise Striz AU - Curt Black PY - 2009 DO - 10.3133/sir20095069 UR - https://pubs.usgs.gov/publication/sir20095069 ID - sir20095069 ER -