1. Key Laboratory of Poyang Lake Environment and Resource Utilization, Ministry of Education, School of Resources & Environment, Nanchang University, Nanchang 330031, P. R. China
2. School of Nursing, Nanchang University, Nanchang 330031, P. R. China
3. College of Chemistry & Chemical Engineering, Nanchang University, Nanchang 330031, P. R. China