1 State Key Laboratory of Subtropical Silviculture, Zhejiang A&F University, Hangzhou 311300, China. Electronic address: [email protected].
2 State Key Laboratory of Tree Genetics and Breeding, Research Institute of Forestry, Chinese Academy of Forestry, Beijing 100091, China. Electronic address: [email protected].
3 State Key Laboratory of Tree Genetics and Breeding, College of Forestry, Northeast Forestry University, Harbin 150040, China; The Center for Basic Forestry Research, College of Forestry, Northeast Forestry University, Harbin 150040, China. Electronic address: [email protected].
4 Copenhagen Plant Science Center (CPSC), Department of Plant & Environmental Sciences, University of Copenhagen, 1871, Frederiksberg C, Denmark. Electronic address: [email protected].