Justyna Batkowska, Lukasz Wlazlo, Kamil Drabik, Bozena Nowakowicz-Debek, Karrar I.A. Al-Shammari and Magdalena Gryzinska, 2017. Evaluation of Grapefruit Juice (Citrus paradisi) as an Alternative Disinfectant for Hatching Eggs. Pakistan J. Zool., 50: 647-653.