Land Use /Cover Changes and It 's Driving Forces on the County Scale——A Case Study of Hulin City

Based on the remote sensing data of landsat5,landscape indexes of land use and change are adopted to analyse the land use/cover change in ten years of Hulin City.In order to discover the inner driving mechanism,20 driving forces are choosed according to the grey correlation theory.the driving forces of land use/cover change are analysed with the help of the programme designed with Matlab6.5.The result indicates that the range of the land use change was very sensible.Cultivated land,residential,industrial or mineral area and un-used area increased,others decreased,the productions of eggs,meet and milk,the investment of infrastructure,average income of the farmers were the main factors leading to the change.