太原市西山地区土地资源数量和空间结构分析

基于太原市西山地区2009年第二次土地调查数据,分析了太原市西山地区土地资源数量和空间分布情况。结果表明:在土地利用多样性方面,西山地区尖草坪区域的GM指数最大,达到了0.76,其次是晋源区域,GM指数达到了0.70,万柏林区域的GM指数最低,仅0.57;在土地结构集中度上,万柏林区的土地集中化程度高于西山地区的总体水平,晋源区和尖草坪区的土地集中化程度低于西山地区的总体水平;在土地结构数量组合上,整个西山地区土地利用齐全程度较高,集中化程度较低,土地利用组合类型分为3种,从其所辖区域上看,尖草坪区域的土地利用组合类型数最多,土地利用程度较为齐全,万柏林区域和晋源区域的土地利用组合类型相对较少,土地利用的整体功能也相对较弱。

Quantity and Spatial Structure Analysis of Land Resources in Xishan Area of Taiyuan City

Based on the second land census data in 2009 of Xishan in Taiyuan,the quantity and spatial structure of land resources in this area were analyzed.According to the analysis results,in terms of land use diversity,Jiancaoping region performs the best with the highest GM index of 0.76,followed by Jinyuan region with GM index of 0.70,the lowest GM index of 0.57 is found in Wanbailin region.In terms of the concentration of land structure,the land-use centralization degree of Wanbailin region is higher than the overall level of Xishan area,while the degrees of Jinyuan region and Jiancaoping region are lower than the overall level.And in terms of the combination of land structure & quantity,the whole Xishan area gets a high degree in land-use completion but low degree of land-use centralization,and there are three types of land-use combination.In views of jurisdiction,Jiancaoping region has the most types of land-use combination and high degree of land-use,while that of Wanbailin region and Jinyuan region are fewer and comparatively lower.