Affiliation: | 1. Key Laboratory for Genetics and Breeding of Forest Trees and Ornamental Plants of Ministry of Education, National Engineering Laboratory for Forest Tree Breeding, College of Biological Sciences and Biotechnology, Beijing Forestry University, Beijing 100083, P. R. China 2. State-owned Forest Administration of Lvliangshan Mountain, Linfen 041000, P. R. China 3. College of Forestry, South China Agricultural University, Guangzhou 510642, P. R. China |