PT - JOURNAL ARTICLE AU - Clayton W. Ogg AU - James D. Johnson AU - Kenneth C. Clayton TI - A policy option for targeting soil conservation expenditures DP - 1982 Mar 01 TA - Journal of Soil and Water Conservation PG - 68--72 VI - 37 IP - 2 4099 - http://www.jswconline.org/content/37/2/68.short 4100 - http://www.jswconline.org/content/37/2/68.full