TY - RPRT TI - An improved method for field extraction and laboratory analysis of large, intact soil cores AU - J.A. Tindall AU - K. Hemmen AU - J.F. Dowd PY - 1992 DO - 10.2134/jeq1992.00472425002100020017x UR - https://pubs.usgs.gov/publication/70016682 ID - 70016682 ER -