Institute of Ecology;
College of Urban and Environmental Science;
the MOE Laboratory of Earth Surface Processes;
Peking University;
Beijing 100871;
China;
Graduate School of Life and Environmental Sciences;
University ofTsukuba;
Ibaraki 305- 8572;
Japan;
College of Ecology and Environment;
Yunnan University;
Kunming 650504;
China;
plant; moisture; content; soil; moisture; content; topography; season; soil; temperature; year; since; last; fire; drought; stress;