RT Journal Article SR Electronic T1 The continued life of a classic in conservation literature JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 60A OP 60A DO 10.2489/jswc.63.3.60A VO 63 IS 3 A1 Mark Anderson-Wilk YR 2008 UL http://www.jswconline.org/content/63/3/60A.abstract AB