1. School of Geography and Tourism, Anhui Normal University, Wuhu, People’s Republic of China
2. Engineering Technology Research Center of Resources Environment and GIS, Wuhu, People’s Republic of China
3. College of Geography and Remote Sensing, Hohai University, Nanjing, People’s Republic of China
4. College of Economics & Management, Anhui Agricultural University, Hefei, People’s Republic of China
5. Key Laboratory of Jianghuai Arable Land Resources Protection and Eco-Restoration, Hefei, People’s Republic of China