1. College of Animal Science and Technology, Jilin Provincial Engineering Research Center of Animal Probiotics, Key Laboratory of Animal Production and Product Quality Safety of Ministry of Education; Jilin Agricultural University; Changchun China
2. College of Animal Science and Technology, Key Laboratory of Preventive Veterinary Medicine; Hebei Normal University of Science and Technology; Changli China
3. College of Animal Science and Technology; Northwest A&F University; Yangling China
4. Animal Science, School of Agriculture and Environment; Massey University; Palmerston North New Zealand