Unsaturated hydraulic conductivity
Using soil water characteristic curve in computing unsaturated hydraulic conductivity of compacted tropical soil
... the unsaturated hydraulic conductivities of the three different gradations of the soil were ...lowest unsaturated hydraulic conductivity of ...as hydraulic barriers are essential ...
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Sprinkler Irrigation Effects on Infiltration and Near-Surface Unsaturated Hydraulic Conductivity
... their hydraulic properties and decreas‐ ing their productivity (Arriaga and Lowery, 2003; Robbins et ...duced hydraulic conductivities (Rasmussen and Cary, 1979). Soil hydraulic property inputs are ...
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Effect of biochar on the unsaturated hydraulic conductivity of two amended soils
... soil hydraulic properties and, consequently, the directly related processes such as water storage, infiltration, groundwater recharge, and also erosion and ...the hydraulic conductivity under ...
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Parametric soil water retention models: a critical evaluation of expressions for the full moisture range
... Several hydraulic conductivity parameterizations that re- lied only on observations of soil water retention data have been developed (see the reviews by Mualem, 1992 and As- souline and Or, ...the ...
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Changes in the hydrophysical properties of peat soils under anthropogenic evolution
... water conductivity coefficients was carried out through a method of instantaneous profiles based on the measurements of water content and water po- tential in the chosen layers of the soil sample by means of a TDR ...
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Comparison of deep seepage estimations of a virtual with a real lysimeter by means of TDR-measurements
... an unsaturated hydraulic conductivity function K(wv) calibrated to the water balance and the hydraulic gradient below the zero flux ...
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The impact of vegetation on hydraulic conductivity of sandy soil
... the hydraulic conductivity of sandy soil at the locality Mláky II at Sekule (southwest ...the unsaturated hydraulic conductivity k r (–2 cm) as reduced due to the soil water repellency ...
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The role of the initial soil water content in the determination of unsaturated soil hydraulic conductivity using a tension infiltrometer
... The unsaturated hydraulic conductivity K(h) is a key soil parameter governing the water and solute transportation ...soil hydraulic conductivity under different ...
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Effects of freezing on soil temperature, freezing front propagation and moisture redistribution in peat: laboratory investigations
... vertical hydraulic conductivity of saturated peat was measured for different depths in the laboratory ...head-unsaturated hydraulic conductivity relationship as used by Zhang et ...
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Tractor Wheel Compaction Effect on Soil Water Infiltration, Hydraulic Conductivity and Bulk Density
... saturated hydraulic conductivity decreased ...for unsaturated hydraulic ...the hydraulic conductivity ...that hydraulic conductivity is lower for the soil with ...
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Assessing the Hydraulic Conductivity of Open Drainage for Surface Water in Road Safety Zones
... for draining surface water (underground columns, den- se network of drainage pipes, increase the conductivity of drainage ditches). Apart from a drawback that inlets require regular maintenance, pollution caused ...
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Modeling 3D Ex Filtration Process of a Soak Away Rain Garden
... saturated hydraulic conductivity of the in-situ soil, without modifying the guidelines for local ...saturated hydraulic conductivity of the in-situ soil, the saturated hydraulic ...
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Hydraulic conductivity of composite soils
... grained soils. Stephenson et al (1988) suggests that there is a correlation between particle size distribution and hydraulic conductivity; most significantly a reduction of three orders of magnitude if the ...
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THE IMPACT OF DIFFERENT CANAL CONFIGURATIONS ON THE DRAINAGE OF TROPICAL PEATLANDS A geohydrological model to predict drying of sloping peat aquifers in Central Kalimantan, Indonesia
... The first question was answered in chapter 2, where the (geo-)hydrological characteris- tics of the EMRP-area have been identified. From this chapter it can be concluded that the EMRP-area in itself is extremely diverse, ...
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Electromagnetically Induced Alteration of Hydraulic Conductivity of Coarse-Grained Soils for Geotechnical Applications
... The hydraulic conductivity of both natural sand and glass- bead samples increased with the RF stimulation, and the increase was larger at higher RF ...the hydraulic conductivity of glass-bead ...
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Geo-electrical Survey for Groundwater Potential of Biu and Environs, North Eastern Nigeria
... The hydraulic conductivity estimated from the electrical resistivity sounding data for twenty (20) potential aquifer resistivity was contoured as shown in (Figure ...6). Hydraulic conductivity ...
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Hydraulic properties of four soils from the Heretaunga Plains and prediction of their soil water behaviour during border dyke irrigation : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Soil Science at Massey University
... 4 Drainage 2.1.5 Sampling for undisturbed soil cores 2.2 Calculations for hydraulic conductivity 2.2.1 Theory 2.2.2 Flux density 2.2.3 Hydraulic gradient 2.2.4 Hydraulic conductivity 2.2[r] ...
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Hydraulic properties of four soils from the Heretaunga Plains and prediction of their soil water behaviour during border dyke irrigation : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Soil Science at Massey University
... 4 Drainage 2.1.5 Sampling for undisturbed soil cores 2.2 Calculations for hydraulic conductivity 2.2.1 Theory 2.2.2 Flux density 2.2.3 Hydraulic gradient 2.2.4 Hydraulic conductivity 2.2[r] ...
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... that hydraulic conductivity is affected by characteristic pore size rather than ...decreases, hydraulic conductivity decreases with square of pore ...that hydraulic conductivity ...
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A Study on Chemical Grouting of Quartz Sand
... Figure 4.16 Effects of silicate concentration on hydraulic conductivity of S45 treated samples 133 Figure 4.17 (a) Effects of curing time on the hydraulic conductivity of S45 treated sa[r] ...
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