[1] China Agr Univ, Coll Resources & Environm Sci, Key Lab Plant Soil Interact, Ctr Resources Environm & Food Secur,Minist Educ, Beijing 100193, Peoples R China
[2] Beijing Normal Univ, State Key Lab Earth Surface Proc & Resource Ecol, Beijing 100875, Peoples R China
[3] Beijing Normal Univ, Coll Resources Sci & Technol, Beijing 100875, Peoples R China
[4] Chinese Acad Sci, State Key Lab Atmospher Boundary Layer Phys & Atm, Inst Atmospher Phys, Beijing 100029, Peoples R China
[5] Rothamsted Res, Sustainable Soil & Grassland Syst Dept, Harpenden AL5 2JQ, Herts, England