1. Key
Laboratory for Agro-Ecological Processes in Subtropical Region and
South-Central Experimental Station of Animal Nutrition and Feed Science
in Ministry of Agriculture, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha, Hunan 410125, People’s Republic of China
2. Graduate University of the Chinese Academy of Sciences, Beijing 100049, People’s Republic of China
3. Facultad
de Medicina Veterinaria y Zootecnia, Universidad Autónoma del Estado de México, Toluca, Estado de México C.P. 50090, Mexico
4. Lethbridge
Research Centre, Agriculture and Agri-Food Canada, Lethbridge, Alberta T1J 4B1, Canada