Using RS and GIS spatial analysis technology, taking TM remote sensing image as the main source of information, extracting the data on the dynamic change of land use in the study area through visual interpretation method,and with doing on-the-spot reconnaissance,we analyzed the regional land use dynamic change.The results show that the conversion between different land use types in the study area mainly reflected in the reduction of cultivated land and grassland,and the increasement of forest land,shrub lan...