regional land use structure changes 区域土地利用结构变化
Taking Wanzhou, Beibei and Youyang of Chongqing as the example, this paper analyzes the changes in land use dynamic degree, land use degree index and landscape structure.
通过以重庆市万州区、北碚区、酉阳县为研究样点，剖析了其土地利用动态度、土地利用程度和景观结构的变化情况。
When land use patterns changed, changes in soil quality were embodied in content of organic matter, soil water holding and supplying capacity, soil structure and soil microbial characteristics.
在土地利用方式变化过程中，土壤质量变化体现在有机质含量、土壤供持水能力、土壤结构状况和土壤微生物特性的变化上。
Gray forecast model could be made good use of by reflecting changes in land use structure and the speed of trends in a stable land-use policy. It's easy to apply and based on data for less.
应用灰色模型预测土地利用结构变化，在稳定的土地利用政策下，预测结果基本能反映土地利用结构变化的速度与趋势，且计算较为简单，所需基础数据较少。
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