[1]
A. Bateman, D. Roland, Sr., and M. Bryant, “Optimal Methionine + Cysteine / Lysine Ratio for First Cycle Phase 1 Commercial Leghorns”, Int. J. Poult. Sci., vol. 7, no. 10, pp. 932–939, Sep. 2008, doi: 10.3923/ijps.2008.932.939.