1. State Key Laboratory of Agricultural Microbiology, Huazhong Agricultural University, Wuhan, China
2. Frontiers Science Center for Animal Breeding and Sustainable Production, Huazhong Agricultural University, Wuhan, China
3. Key Laboratory of Preventive Veterinary Medicine of Hubei Province, College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, China
4. Hubei Hongshan Laboratory, Huazhong Agricultural University, Wuhan, China