宜宾市土地利用变化分析

Analysis on land use change in Yibin City

旨在分析宜宾市在研究时段内土地利用变化状况;确定土地利用的数量变化采用分级赋与指数法;在GIS支持下,利用各期现状图叠加分析和DEM模型分析确定空间变化;得出研究区域人类活动强烈,土地用途变化大的结论;应该优化土地利用结构和建立合理的土地利用措施。

Purpose, analyzing land use change of Yibin City in period of time; method , land use quantity change: index ;land use space change: superposing analysis of actuality map in different period and DEM model analysis; conclusions, in Yinbin City human activity , land use change greatly. So land use structure should been optimized and land use measure should been established.