1. Institute of Animal Husbandry and Veterinary Science, Zhejiang Academy of Agricultural Sciences, Hangzhou, Zhejiang Province, People’s Republic of China
2. Institute of Ecology, China West Normal University, Nanchong, Sichuan Province, People’s Republic of China
3. College of Animal Sciences, Zhejiang University, Hangzhou, Zhejiang Province, People’s Republic of China
4. College of Food Science and Technology, Huazhong Agricultural University, Wuhan, Hubei, People’s Republic of China