Nitikanchana, S.; Chipman, A.L.; Tokach, M.D.; Dritz, S.S.; Usry, J.; Patience, J.F.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2011)
A total of 475 nursery pigs (initially 13.4 lb and 5 d postweaning) were used to determine the influence of the standardized ileal digestible (SID) isoleucine:lysine ratio on
the optimal SID tryptophan:lysine ratio for ...