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中国农学通报 ›› 2007, Vol. 23 ›› Issue (7): 593-593.

所属专题: 现代农业发展与乡村振兴 农业生态

• 工程 机械 水利 装备 • 上一篇    下一篇

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

李文军,王继军,,郝明德,   

  • 出版日期:2007-07-05 发布日期:2007-07-05

The Primary Exploration of Evolutionary Process of Agricultural Eco-economic System at Wangdonggou Watershed in Gully Region of Loess Plateau

Li Wenjun, Wang Jijun,, Hao Mingde,   

  • Online:2007-07-05 Published:2007-07-05

摘要: 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。

关键词: 百合, 百合, 品种“新铁炮”, 切花, 衰老, 生理变化

Abstract: Through the analysis of situation of agricultural eco-economic system at Wangdonggou watershed in gully region of loess plateau between 1985 and 2005, it has been discovered changed greatly, and used the developing process of population, agricultural land, fruit land, forest land, grassland, yield of grain 6 key economic indexes divided the evolutionary process of agricultural eco-economic system into 3 different stages, and discussed the characteristics of different stages. On the base of the problem analysis on the stages, it forecasted the possible developing trend.

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