1. College of Animal Science and Technology, Shandong Agricultural University, Tai’an, People’s Republic of China
2. Shandong Provincial Key Laboratory of Animal Biotechnology and Disease Control and Prevention, Tai’an, People’s Republic of China
3. Shandong Provincial Engineering Technology Research Center of Animal Disease Control and Prevention, Tai’an, People’s Republic of China
4. College of Agriculture Science and Technology, Shandong Agriculture and Engineering University, Jinan, People’s Republic of China
5. Shandong Rongda Agricultural Development Co., Liaocheng, People’s Republic of China
6. Shandong Huayu Group Co., Dongying, People’s Republic of China