1. Department of ARASCO Research and Development, P.O. Box 53845, Riyadh, 11593, Kingdom of Saudi Arabia.
2. Department of Animal and Fish Production, College of Agricultural and Food Sciences, King Faisal University, P.O. Box 420, Al-Hassa, 31982, Kingdom of Saudi Arabia.
3. Department of Animal and Fish Production, Faculty of Agriculture, El-Shatby, Alexandria University, P.O. Box 21454, Egypt.