The relations between soil water flow systems and soil water management in fields are analyzed.
阐述了田间土壤水全时空调控的概念与措施，分析了土壤水流动系统与田间土壤水调控的关系。
The dynamic regime of soil water during the growth of winter wheat is simulated and the characters of soil water flow systems are also revealed for the artificial ridge and furrow topography of the soil surface during typical periods.
以衡水试验场沟播冬小麦田为例,建立了土壤沟垄微地形条件下土壤剖面二维饱和-非饱和水流运移的数学模型,对冬小麦生长条件下土壤水分的动态变化规律进行了模拟,揭示了人工微地形条件下典型时刻土壤水流动系统特征。
Many general measures such as row spacing reduced and close planting,furrow growing,straw mulch and different irrigation quota treatment are synthetically tested on the basis of soil water flow system.
以土壤水流动系统理论为指导 ,进行了缩行密植、沟播、秸秆覆盖、不同灌水定额等多种措施的综合试验研究。
Computation of pollutant loading by soil erosion from catchments;
流域土壤流失携带污染物量的计算方法
Economic cost of soil erosion from grassland degradation in Qinghai Province
青海省因草地生态破坏造成土壤流失的经济损失核算
A simulation of soil erosion and prevention-control pattern in process of alpine grassland degeneration based on RS and GIS
RS、GIS支持下高寒草原退化过程中土壤流失及治理模式仿真研究
Integrated simulation of surface-subsurface flow and solute transport for border strip fertigation Ⅰ.Model
畦灌施肥地表水流与非饱和土壤水流-溶质运移集成模拟:Ⅰ模型
Characteristics Finite Difference Methods and Numerical Simulation for the Unsaturated Soil Water Flow Problem;
非饱和土壤水流问题的特征差分方法及数值模拟
Numerical simulation of infiltrating water in variably saturated zone
非饱和-饱和土壤中水分入渗的数值仿真模拟
Computer Model of One-Dimensional Unsaturated Soil-Water Movement;
一维非饱和土壤水分运动计算机模型
Dynamic coupled modeling and infiltration experiment on soil water in saturated and unsaturated zones
饱和与非饱和带土壤水动力耦合模拟及入渗试验
Spatial Variation of Soil Saturated Hydraulic Conductivity in Dagu River Basin
大沽河流域土壤饱和导水率空间变异特征
Analysis on Seepage of Saturated and Unsaturated Soil of Embankments on the Lower Yellow River
黄河下游大堤饱和-非饱和土渗流分析
Limit analysis of a soil slope considering saturated-unsaturated seepage
考虑饱和-非饱和渗流的土坡极限分析
Experimental Study on Permeability of Unsaturated Soil and Mechanism of Saturation Infiltration;
非饱和土壤渗透特性及饱和入渗机理试验研究
The Study on Soil Unsaturated Character under Rainfall Seepage;
降雨入渗条件下土壤非饱和特性研究
Numerical Simulation of Soil Water Movement in Field Part 11: Mathematical Model and Numerical Simulation
田间非饱和土壤水分运动的数值模拟—Ⅱ数学模型及数值模拟
Experiment Studies and Modeling of Unsaturated Soil Solute Transport under Middle Water Irrigation;
中水灌溉土壤非饱和带污染物运移的实验研究及数值模拟
Study on the Automatic Measurement System of Unsaturated Soil Hydraulic Properties;
非饱和土壤水分运动参数自动测定系统应用研究
Application of Pedo-transfer Functions in Calculating Saturated Soil Hydraulic Conductivity of Fengqiu County
土壤传递函数在计算土壤饱和导水率中的应用
Conditional simulation of soil surface saturated hydraulic conductivity at field scale
农田土壤表层饱和导水率的条件模拟
Finite-element algorithm for Richards' equation for saturated-unsaturated seepage flow
饱和-非饱和土中渗流Richards方程有限元算法
Hydraulic soil capillary head potential function in unsaturated soil osmotic value calculation;
非饱和土渗透值计算中的水土势函数
Air, water and soil are nonliving things.
空气，水和土壤是非事物。