Beijing Engineering Research Center of Soil and Water Conservation,Beijing Forestry University,Beijing 100083,China;
Beijing Engineering Research Center of Soil and Water Conservation,Beijing Forestry University,Beijing 100083,China;
Beijing Engineering Research Center of Soil and Water Conservation,Beijing Forestry University,Beijing 100083,China;
Jinyun Forest Ecosystem Research Station,School of Soil and Water Conservation,Beijing Forestry University,Beijing 100083,China;