PT - JOURNAL ARTICLE AU - Boyd, Claude E. TI - Fertilization of warmwater fish ponds DP - 1981 May 01 TA - Journal of Soil and Water Conservation PG - 142--145 VI - 36 IP - 3 4099 - http://www.jswconline.org/content/36/3/142.short 4100 - http://www.jswconline.org/content/36/3/142.full