地震灾区典型农村居民点空间变化与农户生计特征

Spatial Variations and Farmers' Livelihood Features in Typical Rural Residential Areas in Earthquake-stricken Region

文章以都江堰市典型乡镇的3个行政村为研究对象,在农户问卷调查、历史资料分析的基础上,利用GIS技术、景观分析、数理统计等多种手段,研究了3个行政村居民点灾前2007年和灾后2010年的格局变化与农户生计特征。结果表明:①地震灾区典型农村居民点的空间格局在灾前灾后受多重因素的影响发生了较大的变化;②典型农村居民点总体上处于在规划引导下从分散向聚集的转变过程中;③居民点的空间变化对农户生计的选择造成了一定的影响。

Based on questionnaire surveys on farmers and historical information analysis,this article takes three administrative villages of typical townships of Dujiangyan City as its research objects,and studies pattern variations and farmers＇ livelihood features in residential areas of the three administrative villages in 2007（before the earthquake） and in 2010（after the earthquake） by means of GIS technology,scene analysis,mathematical statistics,and so on.The results show that：① the spatial patterns in typical rural residential areas in earthquake-stricken region before and after the earthquake disaster have changed greatly due to the influences of multiple factors;② generally speaking,the typical rural residential areas are in a process of changing from dispersed distribution to concentrated distribution under planning and guidance;③ the variations in residential areas have caused the corresponding changes in farmers＇ selection of means of livelihood.