Swanson, K. C., H. Salim, Y. Wang, S. Holligan, M. Z. Fan, and B. W. McBride,
"Influence of dietary crude protein concentration on pancreatic alpha-amylase and trypsin activities in feedlot steers",
JOURNAL OF DAIRY SCIENCE, vol. 90: AMER DAIRY SCIENCE ASSOC 1111 N DUNLAP AVE, SAVOY, IL 61874 USA, pp. 547-547, 2007.
Abstractn/a