Gong Guiquan1,2,3,Chen Jimin2,Mi Xiangcheng3,Chen Shengwen4,Fang Teng4
1.College of Animal Science and Technology,Northwest A&F University;2.Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resource: 712100,Yangling,Shannxi;3.Institute of Botany,Chinese Academy of Sciences,100093,Beijing;4.Gutianshan National Natural Reserve,324300,Kaihua, Zhejiang: China