TY - RPRT TI - Analysis of nutrient and ancillary water-quality data for surface and ground water of the Willamette Basin, Oregon, 1980-90 AU - B. A. Bonn AU - S.R. Hinkle AU - D.A. Wentz AU - M.A. Uhrich PY - 1995 DO - 10.3133/wri954036 UR - https://pubs.usgs.gov/publication/wri954036 ID - wri954036 ER -