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《Journal of Lanzhou University》 2002-02
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Variance tendency in the 50-year annual meteorological and hydrological series of Hexi region of Gansu Province

CHEN Ren-sheng,KANG Er-si,YANG Jian-ping,LAN Yong-chao,ZHANG Ji-shi (Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences,Lanzhou,730000,China)  
To analysis the variance of the nearly 50-year annual precipitation,annual runoff and yearly average air temperature of Hexi region,the data from 25 meteorological stations and hydrologic stations in the region with different altitudes were used.The results show that the general variance tendencies of annual precipitation,annual runoff and yearly average air temperature of Hexi region are affected by the positions of the stations and their altitudes.The climate of Hexi region tends to be warm and wet.The results agree with those of other's such as GCMs.
【Fund】: 国家自然科学重点基金 (497310 30 );; 中国科学院知识创新工程 (KZCX1- 10 - 0 3- 0 1);; 中国科学院寒区旱区环境与工程研究所知识创新工程资助项目 (2 10 0 16)
【CateGory Index】: P333.6
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