1. Hainan Key Laboratory for Sustainable Utilization of Tropical Bioresources, College of Agronomy, Hainan University, Haikou, P. R. China
2. The Institute of Tropical Bioscience and Biotechnology, Chinese Academy of Tropical Agricultural Sciences, Haikou, P. R. China
3. Post-Entry Quarantine Station for Tropical Plant, Hainan Entry-Exit Inspection and Quarantine Bureau, Haikou, China