1. College of Animal Science and Technology, Jilin Agricultural University, Changchun, P.R. China.
2. College of Chinese Medicine Materials, Jilin Agricultural University, Changchun, P.R. China.
3. Jilin Provincial Engineering Research Center for Efficient Breeding and Product Development of Sika Deer, Changchun, P.R. China.
4. Key Lab of Animal Production, Product Quality and Security, Ministry of Education, Jilin Agricultural University, Changchun, P.R. China.