RT Journal Article SR Electronic T1 A Hierarchical Evaluation of Soil Quality Indicators in Disturbed Systems JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 176 OP 181 VO 56 IS 3 A1 S.J. Langley-Turnbaugh A1 C.V. Evans YR 2001 UL http://www.jswconline.org/content/56/3/176.abstract AB