Agricultural Research Council (1980) The Nutrient Requirements of Ruminant Livestock. Slough: Commonwealth Agricultural Bureaux.
Armstrong, D. G. & Annison, E. F. (1973) Amino acid requirements and amino acid supply in the sheep. Proceedings of the Nutrition Society 32, 107–113.
Bidlingmeyer, B. A., Tarvin, T. L. & Cohen, S. A. (1984) Rapid analysis of amino acids using pre-column derivatization. Journal of Chromatography 336, 93–104.
Bird, P. R. & Moir, R. J. (1972) Sulphur metabolism and excretion studies in ruminants. VIII. Methionine degradation and utilization in sheep when infused into the rumen or abomasum. Australian Journal of Biological Sciences 25, 835–848.
Broderick, G. A., Kang-Meznarich, J. M. & Craig, W. M. (1981) Total and individual amino acids in strained ruminal liquor from cows fed graded amounts of urea. Journal of Dairy Science 64, 1731–1734.
Brooks, J. M., Owens, F. N., Brown, R. R. & Carriges, U. S. (1973) Amino acid oxidation and plasma amino acid levels in sheep with abomasal infusions of graded amounts of lysine. Journal of Animal Science 36, 965–970.
Chalupa, W. (1976) Degradation of amino acids by the mixed rumen microbial population. Journal of Animal Science 43, 828–834.
Champredon, C., Pion, R. & Basson, W. D. (1976) Etude comparé de I'utilisation digestive de la methionine, de son analogue hydroxylé et du sulfate de sodium chez la chévre à l'aide de composes. Comptes Rendus Hebdomadaires des Seances de I'Academie des Sciences. Ser. D. Sciences naturelles 282, 743–746.
Downes, A. M., Reis, P. J. & Hensley, J. A. (1976) Proteins and amino acids for wool growth. In Reviews in Rural Sciences, pp. 143–148 [Sutherland, T.M., Williams, J. R. and Leng, R. A., editors]. Sydney: U.N.E. Publication Unit.
Doyle, P. T. & Adams, N. R. (1980) Toxic effects of large amounts of DL-methionine infused into the rumen of sheep. Australian Veterinary Journal 56, 331–334.
Doyle, P. T. & Bird, P. R. (1975) The influence of dietary supplements of DL-methionine on the growth rate of wool. Australian Journal of Agricultural Research 26, 337–342.
Doyle, P. T. & Moir, R. J. (1979) Sulfur and methionine metabolism in sheep.III. Excretion and retention of dietary and supplemented sulfur and production responses to intraruminal infusions of DL-methionine. Australian Journal of Agricultural Research 30, 1185–1196.
Emery, R. S. (1971) Disappearance of methionine from the rumen. Journal of Dairy Science 54, 1090–1091.
Langar, P. N., Buttery, P. J. & Lewis, D. (1973) N-Steroyl-DL-methionine—a new form of protected methionine for ruminant feeds. Proceedings of the Nutrition Society 32, 86A (Abstr.).
Lewis, T. R. & Emery, R. S. (1962) Relative deamination rates of amino acids by rumen microorganisms. Journal of Dairy Science 45, 765–768.
Mesbah, M. M. & Asplund, J. M. (1984) The influence of level of valine on nitrogen status and plasma free amino acid levels in infused sheep. Journal of Nutrition 114, 1363–1369.
Nimrick, K., Hatfield, E. E., Kaninaki, S. & Owens, F. N. (1970) Quantitative assessment of supplemental amino acid needs for growing lambs fed urea as the sole nitrogen source. Journal of Nutrition 100, 1293–1300.
Reis, P. J., Downes, A. M., Sharry, L. F. & Tunks, D. A. (1978) Metabolic fate of doses of [35S]methionine and [35S]cystine in sheep. Proceedings of the Nutrition Society of Australia 3, 75 (Abstr.).
Skoch, G. A., Shellig, G. I., Tucker, R. & Mitchell, G. E. (1975) Interaction of amino acid degradation by rumen microbes. Journal of Animal Science 40, 197 (Abstr.).
Smith, R. H. (1959) The development and function of the rumen in milk-fed calves. Journal of Agricultural Science, Cambridge 52, 72–78.
Strath, R. A. & Shelford, J. A. (1978) Abomasal infusion of methionine on plasma amino acid concentration and the uptake of 35S-L-methionine in the plasma proteins and urine of growing lambs. Canadian Journal of Animal Science 58, 479–484.
Tao, R. C., Asplund, J. M. & Kappel, L. C. (1974) Response of nitrogen metabolism, plasma amino acids and insulin levels to various levels of methionine infusion in sheep. Journal of Nutrition 104, 1646–1656.
Vrubcheva, V. (1984) The effect of high amounts of DL-methionine on some biochemical indices of the blood and urine. Veterinaro-Medisinski Nauki 21, no. 6. 40–49.