1. National Engineering Research Center of Tree breeding and Ecological remediation, Key Laboratory of Genetics and Breeding in Forest Trees and Ornamental Plants, Ministry of Education, The Tree and Ornamental Plant Breeding and Biotechnology Laboratory of National Forestry and Grassland Administration, College of Biological Sciences and Technology, Beijing Forestry University, Beijing, P.R. China
2. Guangxi Academy of Agricultural Science,Guangxi Subtropical Crops Research Institute, Guangxi, P.R. China
3. College of Biological Sciences and Technology, Wenshan University, Wenshan, Yunnan, P.R. China