[1] Sichuan Agr Univ, Coll Management, Chengdu 611130, Peoples R China
[2] Hong Kong Univ Sci & Technol, Div Publ Policy, Hong Kong, Peoples R China
[3] Guangdong Acad Sci, Guangzhou Inst Geog, Guangdong Open Lab Geospatial Informat Technol & A, Guangdong Prov Key Lab Remote Sensing & Geog Infor, Guangzhou 510070, Peoples R China
[4] Lithuanian Inst Agrarian Econ, LT-03105 Vilnius, Lithuania