Based on the data collected from the 16 sampling plots and 256 sampling squadnats in Picea classifolia community at Qilian Mountains forest area in Gansu Province,this paper analyzed the frequency distribution,synusia structure,and dynamic of Picea ctassifolia community.

Based on the data collected from 16 plots and 256 quadrat of Picea crassifolia communities in Qilian Mountains forest area,this research analyzed the vertical structure and spatial pattern of Picea crassifolia community.

Species diversity of pasture community at different altitude levels in Qilian Mountains;

Remote Sensing Retrieval and Analysis of Optical Character of Cloud in Qilian Mountains;

Study on Sustainable Development of Pasture based Animal Husbandry in Qilian Mountains of China;

Study on drive factor of forest change in the Qilian Mountain from the Qing Dynasty to the Minguo period;

Influences of Upper-Level Westerly Jet on Precipitation over Qilian Mountain;

Numerical Simulation of Effect of Hexi Oasis on the Environment of Qilian Mountain;

Through the investigation and study with the environmental isotopic way and the hydrograph separation method,it is expounded that the rain,the groundwater and the snowmelt from the Qilian mountain area are the main resource to recharge groundwater in the middle reaches of Heihe River basin in the Northwest internal region.

Numerical Simulation on Effect of Environmental Degeneration in Qilian Mountains;

Investigation of water resources among Qilian mountains;