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山东省耕地变化趋势及驱动力研究
Authors
张洪业
杨勤业
邵晓梅
Publication date
Publisher
Abstract
根据山东省各市、县的统计资料 ,分析了山东省 5 0年代以来耕地面积变化的总体趋势、空间差异和驱动因子。结果表明 :经济发展动态、社会系统压力和农业科技进步是影响山东省耕地数量变化的三类因素。通过建立多元回归模型 ,预测出 2 0 0 5和 2 0 10年的耕地数量 ,并对研究结果应用GIS进行了空间表达。研究结果和分析结论对山东省农业可持续发展具有重要意
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Last time updated on 29/11/2016