Authors
Jie Liu
College of Veterinary Medicine, Shandong Agricultural University, Tai’an, China
Xiaoxia Yang
Hospital of Shandong Agricultural University, Tai’an, China
Xiaojing Hao
Qindao Husbandry and Veterinary Institute, Qingdao, China
Yongsheng Feng
Qindao Husbandry and Veterinary Institute, Qingdao, China
Yuli Zhang
Station of Popularising Husbandry Techniques, Jinan, China
Ziqiang Cheng
College of Veterinary Medicine, Shandong Agricultural University, Tai’an, China