1. School of Resources, Environment and Materials
2. Guangxi University
3. Nanning 530004
4. P. R. China
5. Guangxi Bossco Environmental Protection Technology Co., Ltd
6. School of Chemical and Environmental Engineering
7. Shaoguan University
8. Institute of Tropical Agriculture and Forestry
9. Hainan University
10. Haikou 570228
11. China