The impacts of melting of glacier and snow on the runoff of the Kaidu River and Bosten Lake's water level during the past 50 years were investigated by using the mass balance data of No.1 glacier,the runoff data from the Dashankou Hydrology Station,and observed data from the meteorological stations within the drainage area.Based on the statistical analysis of multivariate linear regression and the partial correlation,the research indicates that there is significant positive correlation between mass balance ...