1. College of Animal Science and Technology, Yangzhou University, Yangzhou, China
2. International Joint Research Laboratory in Universities of Jiangsu Province of China for Domestic Animal Germplasm Resources and Genetic Improvement, Nanjing, China
3. Joint International Research Laboratory of Agriculture and Agri-Product Safety of Ministry of Education of China, Yangzhou University, Yangzhou, China
4. College of Animal Science and Technology, Henan University of Animal Husbandry and Economy, Zhengzhou, China
5. International Centre for Agricultural Research in the Dry Areas, Addis Ababa, Ethiopia
6. International Agricultural Technology Innovation Institute for Evaluation, Protection, and Improvement on Sheep Genetic Resource, Ministry of Agriculture and Rural Affairs of China, Yangzhou University, Yangzhou, China