1. College of Grassland Science and Technology China Agricultural University Beijing China
2. Crop, Livestock and Environment Division Japan International Research Center for Agricultural Sciences (JIRCAS) Tsukuba Japan
3. Science Department Beijing Sure Academy of Biosciences Beijing China
4. Engineering Research Center of Development and Utilization of Microbial Resources in Silage Inner Mongolia Academy of Agricultural Sciences & Animal Husbandry Hohhot China