Key Laboratory of Wetland Ecology and Environment;
Northeast Institute of Geography and Agroecology;
Chinese Academy of Sciences;
Changchun 130 102;
China;
Jilin Provincial Academy of Environmental Sciences;
Changehun 130012;
China;
Laboratory of Research for Middle-High Latitude Circulation and East Asian Monsoon;
Institute of Meteorological Science of Jilin Province;
Changehun 130062;
China;
Jilin Province Key Laboratory for Changbai Mountain Meteorology and Climate Change;
Institute of Meteoro- logical Science of Jilin Province;
Changehun 130062;
China;