Bunchasak, Chaiyapoom, and Taweesak Silapasorn. “Effects of Adding Methionine in Low-Protein Diet on Production Performance, Reproductive Organs and Chemical Liver Composition of Laying Hens under Tropical Conditions”. International Journal of Poultry Science 4, no. 5 (April 15, 2005): 301–308. Accessed June 10, 2026. https://ijpsjournal.org/ijps/article/view/353.