1. College of Animal Sciences (College of Bee Science)
2. Fujian Agriculture and Forestry University
3. Fuzhou 350002
4. P. R. China
5. School of Chemistry and Chemical Engineering
6. Qingdao University
7. Qingdao 266071
8. Key Laboratory of Bioorganic Phosphorous Chemistry and Chemical Biology (Ministry of Education)
9. Department of Chemistry
10. Tsinghua University
11. Beijing 100084
12. CAS Key Laboratory of Green Process and Engineering
13. State Key Laboratory of Multiphase Complex Systems
14. Beijing Key Laboratory of Ionic Liquids Clean Process
15. Institute of Process Engineering
16. Chinese Academy of Sciences
17. Institute of Apicultural Research