1. Associate Professor, College of Hydraulic Science and Engineering, Yangzhou Univ., 88 South Univ. Ave., Yangzhou City 225009, China.
2. Professor, Faculty of Engineering, Tottori Univ., 4-101 Koyama-Minami, Tottori 680-8552, Japan.
3. Associate Professor, Arid Land Research Center, Tottori Univ., 1390 Hamasaka, Tottori 680-0001, Japan (corresponding author).
4. Professor, Dept. of Civil Engineering, Indian Institute of Technology, Roorkee, 6/2 Niti Nagar, Roorkee, Uttranchal 247667, India.
5. Assistant Professor, Faculty of Engineering, Tottori Univ., 4-101 Koyama-Minami, Tottori 680-8552, Japan.
6. Professor, Institute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry of Water Resources, 26 Xinong Rd., Yangling City, Shaanxi Province 712100, China.