南昌市区土地利用/覆盖变化及其人文因素驱动力分析

Analysis on the Land/cover change and Humanities Driving Force in Nanchang City

以南昌市区作为研究区域,采用1995、2005年的遥感影像数据及社会经济数据,以数理统计和定性结合的方式,分析了南昌市区的土地利用变化及其驱动力进行。结果表明,1995～2005年,南昌市区土地各类型间的转换程度很高,其中以耕地面积减少、城镇用地面积增大最为显著;相关分析揭示了驱动力机制,当南昌市区人文因素综合得分上升1分,南昌市区的耕地面积就减少0.0540km2。

With Nanchang as study region,according to remote sensing images and socio-economic data during 1995-2005,by using the method of qualitative description conjoining quantitative analysis,the land use change and its driving force in Nanchang city were discussed.The analytic result showed that during 1995～2005,the transition degree among different land types in Nanchang City was high,among which,farmland area decreasing and urban land use increasing were most obvious;the related analysis revealed the driving mechanism：when comprehensive score of humanities factors rising I score,the cultivated land area in Nanchang City was decreased 0.054 0 km2.