Gunawardana P, Wu G, Yuan K, Bryant M, Roland, Sr. D. Effect of Dietary Protein and Peptide in Corn-Soy Diets on Hen Performance,Egg Solids, Egg Composition and Egg Quality of Hy-Line W- 36 Hens During Second Cycle Phase Three. Int. J. Poult. Sci. 2009;8(4):317–322. doi:10.3923/ijps.2009.317.322