soil impoverishment

基本解释

This essay discusses the spatial-temporal distributions of soil impoverishment in Fujian province.
探討了福建土壤養分的時、空變異及貧瘠化特征。
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，土壤直接暴露中日曬雨淋中，導致水土流失和土壤進一步貧瘠。
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.
根據建立的水土流失治理率評價指標躰系框架，對所選典型區域從水土流失治理角度進行健康綜郃評價。