TY - RPRT TI - Baseline geochemistry of soils, with emphasis on selenium, at the Oakes irrigation test area, North Dakota AU - R.C. Saverson AU - S. A. Wilson AU - W.D. Grundy PY - 1988 DO - 10.3133/ofr88638 UR - https://pubs.usgs.gov/publication/ofr88638 ID - ofr88638 ER -