砂岩发育的土壤主导因子是土层厚度、非毛管孔隙度和腐殖质层厚度。
The major factors of the soil developed from arenite were soil-layer depth, non-capillary porosity and humus depth.
与总孔隙度和毛管孔隙度相比，通气孔隙度在反映土壤压实时更为敏感。
Aeration porosity is more sensitive than total and capillary porosity to reflect soil compaction degree.
并分别得出土壤容重、比重、毛管孔隙度和饱和导水率与粉煤灰用量的模拟方程。
The simulation equation between these ecological factors and the amount of coal fly ash was gained.
林地土壤抗蚀指数与其相关因子非毛管孔隙度、毛管孔隙度、稳渗率、有机质含量关系最密切。
The soil erosion resistance indexes have very close relations with non-capillary porosity, soil capillary porosity, final infiltration rate, the content of organic matter.
紫色土质地较好，具有丰富的毛管孔隙和良好的透水性，且土壤肥力较高，已被广泛的开发利用，是我国宝贵的农业土壤资源。
Purple soil is rich in capillary porosity and good permeability, high soil fertility and it is our country's precious agricultural soils resources which has been developed in wide range.
芨芨草草地土壤容重较本氏针茅草地和裸地小，各层的总孔隙度和毛管孔隙度明显高于本氏针茅草地和裸地，但非毛管孔隙度较本氏针茅草地和裸地低。
Compared to Stipa Bungeana grassland and fallow ground, the volume weight was smaller, total porosity and capillary porosity were higher, but non-capillary porosity was lower.
芨芨草草地土壤容重较本氏针茅草地和裸地小，各层的总孔隙度和毛管孔隙度明显高于本氏针茅草地和裸地，但非毛管孔隙度较本氏针茅草地和裸地低。
Compared to Stipa Bungeana grassland and fallow ground, the volume weight was smaller, total porosity and capillary porosity were higher, but non-capillary porosity was lower.
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