Tokach, M.D.; Steidinger, M.U.; Dritz, S.S.; DeRouchey, J.M.; Goodband, R.D.; Nelssen, J.L.; Usry, J.L.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2003)
Three individual trials were conducted to evaluate the effect of increasing the amount of crystalline amino acids (L-lysine, L threonine, and DL-methionine) as a replacement for soybean meal in the diet on pig growth ...