TY - JOUR T1 - SOIL CONSERVATION IN THE UNITED STATES: POLICY AND PLANNING JF - Landscape Journal SP - 199 LP - 200 DO - 10.3368/lj.11.2.199 VL - 11 IS - 2 AU - David G. Pitt Y1 - 1992/09/21 UR - http://lj.uwpress.org/content/11/2/199.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -