1. College of Animal Science and Technology Northwest A&F University Yangling China
2. National Beef Cattle Improvement Center Northwest A&F University Yangling China
3. Animal Husbandry and Animal Wealth Development Department Faculty of Veterinary Medicine Daman Hour University Damanhour Egypt
4. Animal Production Department Faculty of Agriculture Zagazig University Zagazig Egypt
5. Department of Animal and Poultry Production Faculty of Agriculture Damanhour University Damanhour Egypt
6. Department of Poultry Faculty of Agriculture Zagazig University Zagazig Egypt
7. Forensic Medicine and Toxicology Department Faculty of Veterinary Medicine Zagazig University Zagazig Egypt
8. Department of Basic Sciences College of Education Imam Abdulrahman Bin Faisal University Dammam Saudi Arabia
9. Department of Animal Medicine Faculty of Veterinary Medicine Damanhour University Damanhour Egypt
10. Department of Livestock Management, Breeding and Genetics The University of Agriculture Peshawar Peshawar Pakistan
11. Yunnan Animal Science and Veterinary Institute Kunming China