1. College of Architecture and Environment, Sichuan University, Sichuan 610065, China
2. Key Laboratory of Microbial Technology for Industrial Pollution Control of Zhejiang Province, College of Environment, Zhejiang University of Technology, Hangzhou, Zhejiang 310032, P. R. China
3. Hangzhou Vocational & Technical College, Ecology and Health Institute, Hangzhou, 310018, P. R. China
4. College of Life Science, North China University of Science and Technology, Tangshan, Hebei, 063000, China