Effect of Pigment Intensity and Region of Eggshell on the Spectral Transmission of Light That Passes the Eggshell of Chickens

T.M. Shafey, M.M. Ghannam, H.A. Al-Batshan and M.S. Al-Ayed

International Journal of Poultry Science 3 ( 3 ): 228 - 233 , 2004