RT Journal Article SR Electronic T1 LESA—agricultural land evaluation and site assessment JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 82 OP 86 VO 38 IS 2 A1 Lloyd E. Wright A1 Warren Zitzmann A1 Keith Young A1 Richard Googins YR 1983 UL http://www.jswconline.org/content/38/2/82.abstract AB