soil impoverishment

基本解释

This essay discusses the spatial-temporal distributions of soil impoverishment in Fujian province.
探讨了福建土壤养分的时、空变异及贫瘠化特征。
Once this happens the site is abandoned and the soil is exposed to sun and rain, resulting in erosion and further impoverishment of the soil.
如果土地就撂荒了，土壤直接暴露中日晒雨淋中，导致水土流失和土壤进一步贫瘠。
Based on the synthetic panel data of the incidence of soil erosion area and the impoverishment rate in Chinese provinces domains, through the establishment of economic model and quantitative analysi.
根据建立的水土流失治理率评价指标体系框架，对所选典型区域从水土流失治理角度进行健康综合评价。