1 College of Tropical Crops, Hainan University, Haikou 570228, China; Sanya Nanfan Research Institute of Hainan University, Hainan Yazhou Bay Seed Laboratory, Sanya 572025, China. Electronic address: shouchuang.wang@hainanu.edu.cn.
2 Hainan Key Laboratory of Tropical Oil Crops Biology, Coconut Research Institute, Chinese Academy of Tropical Agricultural Sciences, Wenchang 571339, China; Sanya Research Institute of Chinese Academy of Tropical Agricultural Sciences, Sanya 572025, China.
3 State Key Laboratory for Conservation and Utilization of Subtropical Agro-bioresources, College of Life Science and Technology, Guangxi University, Nanning 530004, China.
4 Center for Genomics and Computational Biology, North China University of Science and Technology, Tangshan 063210, China. Electronic address: wangxiyin@vip.sina.com.
5 State Key Laboratory for Conservation and Utilization of Subtropical Agro-bioresources, College of Life Science and Technology, Guangxi University, Nanning 530004, China. Electronic address: llchen@gxu.edu.cn.
6 College of Tropical Crops, Hainan University, Haikou 570228, China; Sanya Nanfan Research Institute of Hainan University, Hainan Yazhou Bay Seed Laboratory, Sanya 572025, China. Electronic address: jie.luo@hainanu.edu.cn.