Selecting canopy interception rate,capillary porosity,non-capillary porosity and soil anti-erosion coefficient as analysis indices,the function of non-point source pollution control of four forest communities in Simian Mountains of Chongqing were analyzed by Grey Relational Grade Analiysis.
以重庆市四面山4种森林群落为研究对象,选取林冠截留率、林地土壤毛管孔隙度、林地土壤非毛管孔隙度和林地0～20cm土壤抗冲刷系数为分析指标,运用灰色关联度法对4种森林群落的面源污染控制功能进行研究。
The results showed that:(1)The soil water infiltration rates in layer A were higher than those in layer B for all kinds of vegetation,which were remarkably related to soil porosity.
结果表明:(1)各森林植被类型林地A层土壤渗透速率和孔隙度均高于B层,土壤渗透速率与土壤孔隙度之间存在显著相关关系。
Temporal stability of spatial distribution pattern of soil water tension at different scales;
土壤水吸力空间分布规律的时间稳定性研究
Design and Realization for Network Model Reconstruction of Soil Pore
土壤孔隙网络模型的程序设计与实现
We may have too large an internal surface area where the particles are too fine and the pore space may be filled up. Pore space depends on the size and arrangement of the particles.
如果土粒太小，土壤内表面积就会过大，致使土壤孔隙被阻塞。孔隙取决于土粒的大小与排列。
Network Model Reconstruction of Soil Pore Based on the Serial Digital Images
基于序列图像的土壤孔隙网络模型构建
Fractal Character of Soil Void in Artificial Chinese Prickly Ash Forest in Eastern Guanzhong Area
关中东部人工花椒林土壤孔隙的分形特征
"Some soils lack porosity, so that they' re hard to cultivate, slow to absorb water, and inclined to puddle. "
有的土壤孔隙少，所以耕作起来很费劲，吸收水分也慢，而且容易粘闭。
The Laboratorial Study and Academic Mathematics Model of a New Pore Water Pressure Instrument;
土壤孔隙水压力检测系统试验研究及关系模型建立
Comparative Study on Predicting Porosity by Different Roughness Indices
不同粗糙度尺度下预测表层土壤孔隙率量化指数比较研究
Comparative Study on the Soil Water Retention Curve between Macroporous Soil and Homogeneous Soil
大孔隙土壤与均质土壤水分特征曲线比较研究
The total porosity and the aerate porosity decrease after the rain while the faster available porosity and the slow available porosity increase .
降雨后土壤的总孔隙度下降，通气孔隙下降较明显，同时速效孔隙和迟效孔隙增多。
Gums and mucilages can reduce the size of some of the soli pores.
细菌胶和粘胶会使某些土壤的孔隙减
Aeration porosity is more sensitive than total and capillary porosity to reflect soil compaction degree.
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。
The compression of the soil under the applied stresses would force some water out of the voids.
施加压力压缩土壤会使一些水从孔隙中排出。
Study on mechanism of water and solute transport in soil with macropores;
水及溶质在有大孔隙的土壤中运移机制研究
Effects of Soil Cornstalk Fertilization on Nutrient Leaching in Soil Macrospore Flow;
秸秆培肥土壤对大孔隙流中养分淋失的影响
Long-term Tillage Effects on Pore Size Distribution within Soil Aggregates
不同粒径土壤团聚体中孔隙分布特征的影响
The Effect of the Infiltration Characteristics Under the Different Macropores' Depth in the soil
不同大孔隙深度对土壤水分入渗特性的影响
Present Research Situation and Developing Trend for the Soil Macropore Flow Experiments and Model
土壤大孔隙流试验和模型研究现状与发展趋势
Study on spatial-temporal changes of soil bulk density and soil porosity of alpine meadow in Tianzhu
天祝高寒草甸土壤容重与孔隙度时空变化研究
