Key Laboratory of Resources Remote Sensing and Digital Agriculture;
Ministry;
of Agriculture/Institute of Agricultural Resources and Regional Planning;
Chinese Academy of Agricultural Sciences (CAAS);
Beijing 100081;
P.R. China;
Institute for the Study of Earth;
Ocean and Space;
University of New Hampshire;
Durham;
NH 03824;
USA;
Department of Geology and Soil Science (WEI3);
Laboratory of Soil Science;
Ghent University;
Krijgslaan;
281 (S8);
B-9000 Gent;
Belgium;