1. Light Industry and Food Engineering College, Guangxi University, Nanning, China;
2. Guangxi Zhuang Autonomous Region Environmental Monitoring Center, Nanning, Guangxi, China;
3. School of Agriculture and Biology, Shanghai Jiao Tong University, Shanghai, China;
4. Scientific Research Academy of Guangxi Environmental Protection, Nanning, Guangxi, China;
5. Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai, China