Affiliation: | 1. College of Animal Science & Technology, Sichuan Agricultural University, Chengdu 611130, Sichuan, China;2. Institute of Animal Husbandry and Veterinary, Guizhou Academy of Agricultural Science, Guiyang 550005, Guizhou, China;3. Animal Breeding and Genetics Key Laboratory of Sichuan Province, Sichuan, Animal Science Academy, Chengdu 610066, China;4. Guizhou Institute of Prataculture, Guizhou Academy of Agricultural Science, Guiyang 550005, Guizhou, China |