6Tuula Dahlman. Protein and Amino Acids in the Nutrition of the Growing-Furring Blue Fox [ D ]. Helsinki: University of Helsinki, 2003.
7Tuula Dahlman, Tuomo Kiiskinenb, Jaakko Makelac, et al. Digestibility and nitrogen utilization of diets containing protein at different levels and supplemented with DL-methionine, L-methionine and L-lysine in blue fox (Alopex lagopus) [J]. Animal Feed Science and Technology, 2002,98: 219-235.
8Tsiagbe V K, M E Cook, A E Harper, et al. Enhanced Immune Responses of Broiler Chicks Fed Methionine Supplemented Diets [ J]. Poultry Sci, 1987,58 : 1147-1154.
9Soder K J, L A Holden. Lymphocyte proliferation response of lactating diary cows fed varying concentrations of rumen-protected methionine[J]. J Diary Sci, 1999,82:1935-1942.
10Finkelstein J D,Martin J J,Harris B J. Effect of dietary cystine on methionine metabolism[J]. J Nutr, 1986b, 116:985-990.
