GIS Based Suitability Evaluation of Land Agricultural Production in Zhidan County
[Purposes]The evaluation of the suitability of land agricultural production in Zhidan County provides a reference for ensuring the effective use of agricultural land,improving the yield of crops,and ensuring the ecological security of agricultural land.[Methods]Using Analytic Hierarchy Process and Delphi method,by selecting five factors suitable for evaluating the suitability of agricultural land in Zhi-dan County,including elevation,slope,aspect,average annual precipitation,and soil texture.and apply-ing ArcGIS software for calculation and analysis,the evaluation status of the suitability of land agricul-tural production in Zhidan County was ultimately obtained.[Findings]From south to north,the land suit-able for agricultural production in Zhidan County shows a trend from good to bad.[Conclusions]In order to fully leverage the advantages of land suitability for agricultural production,Zhidan County needs to fur-ther strengthen agricultural infrastructure construction,improve agricultural technology level,optimize agricultural industry structure and other measures to promote sustainable and healthy development of ag-riculture.
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