Frenzel, Mark A., Randy M. Harp, Barry D. Lambert, Joe M. Cadle, and Leslie L. Garcia. 2016. “Effect of Ractopamine Hydrochloride on Growth and Carcass Characteristics of Lightweight Swine”. Texas Journal of Agriculture and Natural Resources 24 (April):74-82. https://txjanr.agintexas.org/index.php/txjanr/article/view/53.