soil moisture conservation

基本解释

The seabuckthorn dam plays a positive role in the enhancement of rainfall infiltration, the maintenance of soil moisture, water and soil conservation and vegetation growth.
這表明沙棘“柔性垻”有利於雨水下滲和增加土壤含水率，進而起到保水固土和促進植被生長的作用。
Sandy soil formed in sand-sinking ponds area is man-made desert, which has high content of sands, weak conservation of soil moisture & fertilizers, uneven soil surface as well.
沉沙池區沙化土地是人爲形成的沙地，土壤含沙量高、保水保肥性差、地表凹凸不平。
The saturated hydraulic conductivity of undisturbed soil can represent the really case in the field and is significant to study soil moisture balance and soil water conservation.
原狀土的飽和導水率能反映田間的實際情況，對研究土壤水分平衡和水土保持有極其重要的意義。

保墒
Three kinds of film Mulch is with better soil moisture conservation effect, which can regulate soil moisture space-time distribution.
3種覆膜均具有較好的蓄水保墒傚應,能夠調節土壤水分的空間—時間分佈。