1. Qingyuan Forest CERN, National Observation and Research Station, Fushun, Liaoning, People’s Republic of China
2. Key Laboratory of Forest Ecology and Management, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, Liaoning, People’s Republic of China
3. Graduate University of Chinese Academy of Sciences, Beijing, People’s Republic of China
4. Key Laboratory for Management of No-commercial Forests, Shenyang, Liaoning, People’s Republic of China
5. Department of Forestry and Environmental Conservation, Clemson University, Clemson, South Carolina, USA
6. Tianjin Institute of Meteorological Science, Tianjin, People’s Republic of China