Stein, H. H., G. Benzoni, R. A. Bohlke, and D. N. Peters. 2004. Assessment of the feeding value of South Dakota-grown field peas (Pisum sativum L.) for growing pigs. J. Anim. Sci. 82:2568-2578. Link to full text (.pdf)
Stein, H. H., S. W. Kim, T. T. Nielsen, R. A. Easter. 2001. Standardized ileal protein and amino acid digestibility by growing pigs and sows. J. Anim. Sci. 79:2113-2122. Link to full text (.pdf)
Stein, H. H., S. Aref, and R. A. Easter. 1999. Comparative protein and amino acid digestibilities in growing pigs and sows. J. Anim. Sci. 77:1169-1179. Link to full text (.pdf)