1. Key Laboratory of Sichuan Province for Qinghai-Tibetan Plateau Animal Genetic Resource Reservation and Exploitation, Southwest Minzu University, Chengdu, China;
2. Key Laboratory of Qinghai-Tibetan Plateau Animal Genetic Resource Reservation and Utilization, Ministry of Education, Southwest Minzu University, Chengdu, China;
3. College of Life Science and Technology, Southwest Minzu University, Chengdu, China;
4. Agricultural Service Center of Panshui Town, Zunyi, China