PT - JOURNAL ARTICLE AU - L. D. Meyer TI - Evolution of the universal soil loss equation DP - 1984 Mar 01 TA - Journal of Soil and Water Conservation PG - 99--104 VI - 39 IP - 2 4099 - http://www.jswconline.org/content/39/2/99.short 4100 - http://www.jswconline.org/content/39/2/99.full