Affiliation: | 1. State Key Laboratory of Grassland Agro-ecology System, College of Pastoral Agriculture Science and Technology,Lanzhou University, Lanzhou 730020, China 2. Laboratory for Remote Sensing and Geoinformatics, Department of Geological Sciences, University of Texas at San Antonio,San Antonio, TX 78249, USA 3. Key Laboratory of Tibetan Environment Changes and Land Surface Processes, Institute of Tibetan Plateau Research,Chinese Academy of Sciences, Beijing 100101, China |