凯里市土地利用动态变化研究

摘要

Based on detailed survey data of land use from 1996 to 2005, using the extent model,the dynamic degree mode, change of land use degree model and spatial differences mode,we analyzed the land use changes in kai li city. The results show that: the land use change speed is slow, the integrated dynamic degree is 0. 17%, integrated land use index slightly higher than in 240, belongs to medium level of use, the land use is in ad- just period, each villages and towns land use area difference is bigger.%基于凯里市1996--2005年土地利用变更调查数据，利用土地利用幅度模型、土地利用动态度模、土地利用程度模型及区域差异模型，对凯里市土地利用变化情况进行了分析，结果表明：该区土地利用变化速度较缓，综合动态度为0．17％，土地利用综合指数略高于240，属于中等利用水平，土地利用处于调整期，各个乡镇的土地利用区域差异较大。