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黄土高原沟壑区王东沟小流域农业生态经济系统演变过程初探
Authors
李文军
王继军
郝明德
Publication date
1 January 2007
Publisher
Abstract
通过对黄土高原沟壑区王东沟小流域1985年和2005年农业生态经济系统态势对比分析,发现其所发生的巨大变化,并且利用人口、农业用地、果业用地、林地、草地、粮食单产6个重要指标的发展过程将王东沟小流域农业生态经济系统演变过程划分为3个演变阶段,探讨了不同演变阶段的特征。在对现阶段存在的一些问题分析的基础上,预测了它的可能发展趋势
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 21/09/2018