1994 Ph. D. in Ecosystem Ecology,Colorado State University, Fort Collins, USA

1987 M. Sc. in Plant Ecology, University of Science and Technology, Beijing, China

1982B. Sc. in Biology, Xiamen University, Xiamen, China

2008.10— Professor, University of Oklahoma, Norman, USA

1997.10-2008.9 Research Associate Professor, Institute for the Study of Earth, Oceans and Space, University of New Hampshire, Durham, USA

1994.7-1997.9 Postdoctoral Research Fellow, 7/1994-9/1997; Woods Hole Research Center, Woods Hole, USA