بررسی اثرات تغذیه متیونین محافظت شده بر تولید و ترکیب شیر گاوهای شیرده هلشتاین

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Crawley, D. D., Kilmer, L. H. (1999). Effects of feeding protected methionine hydroxy analog to early lactation cows. www.extension.iastate.edu/Pages/dairy/report95/nutriton/dsl-35.pdf

Emmanuel, B., Kennelly, J. J. (1984). Kinetics of methionine and choline and their incorporation into plasma lipids and milk components in lactating goats. Journal of  Dairy Science. 67:1912–1918

 Ghorbani, G. R., Kianzad, D., Alikhani, M., Nikkhah, A. (2007). Rumen protected methionine improves early lactation performance of dairy cattle under high ambient temperatures. Asians Journal of Animal and Veterinary Adventure. 2:184-195.

Leonardi, C., Stevenson, M., Armentano, L. E. (2003). Effect of two levels of crude protein and methionine supplementation on performance of dairy cows. Journal of  Dairy Science. 86:4033-4042

Leão, G. F. M., Santos, S. K., Askel, E. J., Michelotti, T. C. A., Negro, G., Lopes, F., Almeida, R. (2024). Feeding rumen-protected methionine during the peripartum period improved milk fat content and reduced the culling rate of Holstein cows in a commercial herd. Journal of Dairy Science.

 Misciatteilli, L., Kristensen, V. F., Vestergaard, M., Welsbjerg, M. R., Sejrsen, K., Hvelplund, T. (2003). Milk production, nutrient utilization, and endocrine responses to increased postruminal lysine and methionine supply in dairy cows. Journal of  Dairy Science. 86:275-286.

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Noftsger, S., St-pierre, N. R. (2003). Supplementation of methionine and selection of highly digestable rumen undegradable protein to improve nitrogen efficiency for milk production. Journal of  Dairy Science. 86:958-969.

Ordway, R. S., Boucher, S. E., Whitehouse, N. L., Schwab, C. G., Sloand, B. K. (2009). Effects of providing two forms of supplemental methionine to priparturient holstein dairy cows on feed intake and lactational performance. Journal of  Dairy Science. 92:5154-5166.

 Overton, T. R., LaCount, D. W., Cicela, T. M., Clark, J. H. (1996). Evaluation of a ruminally protected methionine product for lactating dairy cows. Journal of  Dairy Science. 79:631-638.

Patton, R. A., Mccarthy, R. D., Grieljr, L. E. (1968). Lipid synthesis by ruminal microorganism’s stimulation by methionine in vitro. Journal of  Dairy Science. 51:1310-1311

 Preynat, A., Lapierre, H., Thivierge, M. C., Palin, M. F., Matte, J. J., Desrochers, A., Girard, C. L. (2009). Effects of supplements of folic acid, vitamin B12, and rumen protected methionine on whole body metabolism of methionine and glocuse in lactating dairy cows. Journal of  Dairy Science. 92:677-689.

 Rulquin, H., Graulet, B., Delaby, L., Robert, J. C. (2006). Effect of different forms of methionine on lactational performance of dairy cows. Journal of  Dairy Science. 89:4387-4394.

 Socha, M. T., Schwab, C. G., Putnam, D. E., Whitehouse, N. L., Garthwaite, B. D., Ducharme, G. A. (2008). Extent of methionine limitation in peak-, early-,and mid-lactation dairy cows. Journal of  Dairy Science. 91:1996-2010.