1. State Key Laboratory of Water Resources and Hydropower Engineering Science; Wuhan University; Wuhan China
2. School of Water Resources and Hydropower Engineering; Wuhan University; Wuhan China
3. College of Environmental Science and Engineering; Hunan University; Changsha China
4. Department of Soil, Water and Environmental Science; University of Arizona; Tucson USA
5. Sericultural Research Institute of Hunan Province; Changsha China