1. Key
Laboratory of Animal Disease-Resistance Nutrition, Animal Nutrition
Institute, Sichuan Agricultural University, 46 Xinkang Road, Yucheng District, Ya’an, Sichuan 625014, China
2. Department
of Pet Science, Shandong Vocational Animal Science and Veterinary College, 88 Shengli Street, Weifang, Shandong 261061, China