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Key words:The humid and semi-humid region of China; Glires; GIS; Geographical distribution pattern; Speciesrichness

要害词:中国湿润半湿润地区;啮类动物;GIS;地理分布;物种丰富度

Available geographical data of glireswere collected to build their digital distributionmap in the humid regionof China based on habitat analysis supported by GIS. Using the equal-area grids of 6 470 km2as geographical units,the distributional patterns of glires in the humid and semi-humid and semi-humid region of China were studied.

系统收集并整理了我国湿润半湿润地区啮类动物的地理分布资料,基于GIS技术,通过生境分析,确定了每个物种的分布范围,采用6 470 km2的等面积栅格作为地理分布单元,系统研究我国湿润半湿润地区啮类动物地理分布规律。

Available geographical data of glireswere collected to build their digital distributionmap in the humid regionof China based on habitat analysis supported by GIS. Using the equal-area grids of 6 470 km2as geographical units,the distributional patterns of glires in the humid and semi-humid and semi-humid region of China were studied.

系统收集并整理了我国湿润半湿润地区啮类动物的地理分布资料,基于GIS技术,通过生境分析,确定了每个物种的分布范围,采用6 470 km2的等面积栅格作为地理分布单元,系统研究我国湿润半湿润地区啮类动物地理分布。

Geostatistics; GIS; soil heavy metal; potential ecological threat; pollution load; space structure characteristic; early warning; Harbi

吉林大学;康彩霞地统计学; GIS;土壤重金属;潜在生态危害;污染负荷;空间结构特征;预警;哈尔滨

From intergrating model the general forest ecological economic structure classified by equal interval analysis spatial heterogenicity of the forest ecological benefit economic structure to create money gross of GIS spatial graphic distribution and statistics histogram, described the ecological benefit, and dynamics analyse the forest ecological benefits in last ninty years.

从广义森林生态效益经济结构汇总模型出发、按等间隔的分类标准作出森林生态效益货币总量的GIS空间分布图及其统计直方图,进行森林生态效益经济结构的空间异质性分析,划分黑龙江省森林生态效益的主产区,进行了森林生态效益的跨度近90年的动态分析。

Daxing as the case study has been studied in this dissertation, with the help of geostatistics and GIS, on the basis of data of the second general soil quality investigation in 1982 and the corresponding data of indoors soil analyzed, the spatio-temporal law of organic total-N, hydrolyzable nitrogen, available-P and available-K below the surface of soil (0-20cm) within 20 years in Daxing has been studied, as the same time, the change of soil quality has been evaluation applying to the method of soil quality compressive index, the main results are as follows

本文以北京市大兴区为研究样区,以相同样点的1982年第二次土壤普查土壤肥力数据和2000年的新采土样分析数据为基础,运用GIS与地统计学结合的方法,研究了20年来北京市大兴区300多点位的表层土壤的(0-20cm)有机质、全氮、碱解氮、速效磷、速效钾等肥力要素的时空变化规律,应用土壤质量综合指数法定量评价了表层土壤质量的变化,研究主要结论如下

Presently, spatial data share has beenone of impendent unsolved problems in GIS.

空间数据共享已成为目前GIS领域迫待解决的问题。

We studied an algorithm of tourism route analysis based on Tourism Geographic Information System using the technology of GIS, indirected graphs analysing and Dijkstra algorithm.

结合GIS技术、无向图的分析和Dijkstra算法的基本思想,研究了基于TGIS系统的旅游路线分析算法。

The uncertainty of spatial data must indue the uncertainty of spatial analysis result and affect the result of GIS applications.

空间数据的不确定性必将导致空间分析结果的不确定性,进而影响到GIS应用的成败。

Land cover of Shanxi Province had been monitored from 1980s to 2005.Based on remote sensing and GIS technique, analysis on spatial\|temporal characteristics of land cover change and driving factors was implemented.Results show that:(1)Changing area: Area of industrial and transportation land、rural settlement and a spot of grass land is increasing, on the other side, area of dry land, irrigable land, a spot forest land and bottom land etc is decreasing.

以遥感与GIS为技术支撑,对山西省20世纪80年代到2005年的土地覆盖进行了动态监测,并分析了土地覆盖的变化特征及其驱动因子;监测表明,山西省土地覆盖时空变化特征:(1)变化数量:城镇建设用地和农村聚落面积增加显著,草地有所增加;旱地和水浇地减少明显,森林和河湖滩地略有减少。

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