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events (such as high precipitation). Flow rates are dependent on the hydraulic conductivity of the geologic medium. Fetter, C. (2001). Applied HydrogeologyInterflow (124 words) [view diff] exact match in snippet view article find links to article
infiltrates (see infiltration (hydrology)) into the subsurface, hydraulic conductivity decreases with depth, and lateral flow proceeds downslope. As waterRichards equation (1,888 words) [view diff] exact match in snippet view article find links to article
media; K ( h ) {\displaystyle \mathbf {K} (h)} is the unsaturated hydraulic conductivity; ∇ z {\displaystyle \nabla z} is the geodetic head gradient, whichConstruction aggregate (2,165 words) [view diff] exact match in snippet view article find links to article
strength to the overall composite material. Due to the relatively high hydraulic conductivity value as compared to most soils, aggregates are widely used in drainageLavaka (843 words) [view diff] exact match in snippet view article find links to article
activity in the region, the topographic relief (or slope), and hydraulic conductivity of materials in the saprolite. For instance, earthquakes in theClaypan (992 words) [view diff] exact match in snippet view article find links to article
and sticky clay texture. When the clay swells, the low saturated hydraulic conductivity prevents the vertical water infiltration to the deeper soil horizonWater retention curve (913 words) [view diff] exact match in snippet view article find links to article
parametrization a prediction model for the shape of the unsaturated hydraulic conductivity - saturation - pressure relationship was developed. In 1907, EdgarAnalytic element method (1,257 words) [view diff] exact match in snippet view article find links to article
domain is not as easily divided into regions of e.g. different hydraulic conductivity, as when modeling with a cell grid; however, one solution to thisMariotte's bottle (515 words) [view diff] exact match in snippet view article find links to article
provide constant head. The Guelph Permeameter measures unsaturated hydraulic conductivity in the field and uses this principle to create a constant head.Edgar Buckingham (848 words) [view diff] exact match in snippet view article find links to article
physics theory, and was the first to expound the dependence of soil hydraulic conductivity on capillary potential. This dependence later came to be known asSomerton, New South Wales (1,007 words) [view diff] exact match in snippet view article find links to article
bedrock and contains coarse sands and gravel with particularly high hydraulic conductivity - acting as the main conduit for groundwater west under the LiverpoolPercolation (853 words) [view diff] exact match in snippet view article find links to article
is a potentially good place for a septic "leach field". If the hydraulic conductivity of the site is low (usually in clayey and loamy soils), then theFlow net (1,262 words) [view diff] exact match in snippet view article find links to article
blocks mean there is a low gradient, and therefore low discharge (hydraulic conductivity is assumed constant here). An equivalent amount of flow is passingHerman Bouwer (1,618 words) [view diff] exact match in snippet view article find links to article
networks, he developed several field methods for measuring saturated hydraulic conductivity to include the double tube permeameter, falling head seepage meterFrost heaving (2,499 words) [view diff] exact match in snippet view article find links to article
Non-frost-susceptible soils may be too dense to promote water flow (low hydraulic conductivity) or too open in porosity to promote capillary flow. Examples includeStarling equation (2,237 words) [view diff] exact match in snippet view article find links to article
interstitial oncotic pressure L p {\displaystyle L_{p}} is the hydraulic conductivity of the membrane (SI units of m2·s·kg−1, equivalent to m·s−1·mmHg−1)Submarine groundwater discharge (1,311 words) [view diff] exact match in snippet view article find links to article
hinterland can be calculated: L= ((ρs-ρf)Kf m)/(ρf Q) With Kf being the hydraulic conductivity, m the aquifer thickness and Q the discharge rate. Assuming an isotropicOutline of hydrology (1,962 words) [view diff] exact match in snippet view article find links to article
potential from previous calibration Hydraulic conductivity Disc permeameter – measures soil hydraulic conductivity Rainfall simulator – measures outputHydrological optimization (781 words) [view diff] exact match in snippet view article find links to article
Gorelick, Steven M. (2005). "Framework to evaluate the worth of hydraulic conductivity data for optimal groundwater resources management in ecologicallyMary C. Hill (667 words) [view diff] exact match in snippet view article find links to article
Princeton University in 1985. Her dissertation was An investigation of hydraulic conductivity estimation in a ground-water flow study of Northern Long ValleyPreisach model of hysteresis (1,600 words) [view diff] exact match in snippet view article find links to article
variety of fields, including to study irreversible changes in soil hydraulic conductivity as a result of saline and sodic conditions, the modeling of soilVflo (656 words) [view diff] exact match in snippet view article find links to article
with initial saturation calibration factor (slider), saturated hydraulic conductivity, wetting front suction, effective porosity, and soil depth AbstractionTranspiration (2,337 words) [view diff] exact match in snippet view article find links to article
influence the rate of water flow from the soil to the roots: the hydraulic conductivity of the soil and the magnitude of the pressure gradient through theWest Bear Creek (316 words) [view diff] exact match in snippet view article find links to article
Corbett (2008), Spatial and temporal variability of streambed hydraulic conductivity in West Bear Creek, North Carolina, USA, Journal of Hydrology, 358Storm Water Management Model (7,253 words) [view diff] exact match in snippet view article find links to article
Infiltration: Horton: max/min rates and decay constant; Green-Ampt: hydraulic conductivity, initial moisture deficit and suction head; Curve Number: NRCS (SCS)Porous medium (1,452 words) [view diff] exact match in snippet view article find links to article
Crawford, J.W. (1994). "The relationship between structure and the hydraulic conductivity of soil". European Journal of Soil Science. 45 (4): 493–502. doi:10Environmental impact of the oil shale industry (1,925 words) [view diff] exact match in snippet view article find links to article
these methods can still cause groundwater contamination as the hydraulic conductivity of the remaining shale increases allowing groundwater to flow throughGolam Shabbir Sattar (364 words) [view diff] exact match in snippet view article find links to article
Shahid, Shamsuddin (March 2016). "Deciphering transmissivity and hydraulic conductivity of the aquifer by vertical electrical sounding (VES) experimentsEnvironmental geology (2,018 words) [view diff] exact match in snippet view article find links to article
water table, water content, direction and rate of groundwater flow, hydraulic conductivity, value of aquifer, geochemical site characterization: chemical compositionNatriuretic peptide (1,731 words) [view diff] exact match in snippet view article find links to article
Reduction of pulmonary hypertension/fibrosis Elevation of capillary hydraulic conductivity Decrease in cardiac preload and afterload Endocrine SuppressionCryobiology (2,861 words) [view diff] exact match in snippet view article find links to article
"Cryopreservation of umbilical cord blood: 1. Osmotically inactive volume, hydraulic conductivity and permeability of CD34(+) cells to dimethyl sulphoxide". CryobiologyGenlisea (1,639 words) [view diff] exact match in snippet view article find links to article
Poppinga, Simon (December 2021). "Structural gradients and anisotropic hydraulic conductivity in the enigmatic eel traps of carnivorous corkscrew plants (GenliseaSri Niwas (1,037 words) [view diff] exact match in snippet view article find links to article
Niwas, Muhammed Celik (2012). "Equation estimation of porosity and hydraulic conductivity of Ruhrtal aquifer in Germany using near surface geophysics". JournalKarletta Chief (484 words) [view diff] case mismatch in snippet view article find links to article
on the Navajo Nation Thesis Soil Air Permeability and Saturated Hydraulic Conductivity: Development of Soil Corer Air Permeameter, Post-fire Soil PhysicalEnvironmental issues in the United Arab Emirates (4,009 words) [view diff] case mismatch in snippet view article find links to article
Munjed A, Hassan D, Imran, and Salem Hegazy. "Modeling Changes in Hydraulic Conductivity Due to Siltation Using Soil Columns from Alshuwaib Dam Site, UnitedGroundwater banking (2,549 words) [view diff] exact match in snippet view article find links to article
source. It is derived from the saturated hydraulic conductivity of the limiting layer. Saturated hydraulic conductivity measures soil permeability when theKansas Geological Survey (1,994 words) [view diff] exact match in snippet view article find links to article
nuclear magnetic resonance (NMR) for measuring and mapping saturated hydraulic conductivity in three dimensions. The U.S. Geological Survey helped fund a KGSEcohydrology (3,530 words) [view diff] exact match in snippet view article find links to article
Q=-KA{\frac {H}{L}}} Where Q is Discharge measured in m3/sec. K is hydraulic conductivity (m/s). A is cross sectional area that the water travels (m2). WhereHydrology (4,059 words) [view diff] exact match in snippet view article find links to article
made using a piezometer. Aquifers are also described in terms of hydraulic conductivity, storativity and transmissivity. There are a number of geophysicalTrish Fraser (782 words) [view diff] exact match in snippet view article find links to article
"The effects of three earthworm species on soil macroporosity and hydraulic conductivity". Applied Soil Ecology. 10 (1–2): 11–19. doi:10.1016/S0929-1393(98)00045-6HydroGeoSphere (1,828 words) [view diff] exact match in snippet view article find links to article
the degree of saturation, K {\displaystyle {\textbf {K}}} is the hydraulic conductivity tensor, k r {\displaystyle k_{r}} is the relative permeability ofHydrotropism (2,286 words) [view diff] exact match in snippet view article find links to article
also found in the cell membrane and appear to be involved in root hydraulic conductivity. Dietrich hypothesizes that a signal of lower water potential likelyTeamrat Ghezzehei (793 words) [view diff] exact match in snippet view article find links to article
Department of Water Resources to better understand the water retention, hydraulic conductivity and aggregate stability of the site. In particular, Ghezzehei lookedGlass recycling (3,874 words) [view diff] exact match in snippet view article find links to article
natural sand and gravel mixtures in geotechnical applications. Hydraulic conductivity tests demonstrated medium permeability and good drainage characteristicsMargaret A. Palmer (1,648 words) [view diff] exact match in snippet view article find links to article
pollution in stream-wetland complexes which were designed to increase hydraulic conductivity and filter out pollutants to reduce the total suspended solids (TSS)Multifractal system (3,301 words) [view diff] exact match in snippet view article find links to article
K. (June 1, 2003). "Flow through porous media with multifractal hydraulic conductivity". Water Resources Research. 39 (6): 1166. Bibcode:2003WRR....39Willamette Lowland basin-fill aquifer (843 words) [view diff] exact match in snippet view article find links to article
unit limits recharge to underlying layers due to its low vertical hydraulic conductivity. Models show recharge in the mountainous regions to exceed 40 in/yr;Xylem (6,747 words) [view diff] exact match in snippet view article find links to article
tracheids of prevascular plants were able to operate under the same hydraulic conductivity as those of the first vascular plant, Cooksonia. The size of tracheidsConstructed wetland (4,984 words) [view diff] exact match in snippet view article find links to article
wetland system. Plants also increase soil or other root-bed medium hydraulic conductivity. As roots and rhizomes grow they are thought to disturb and loosenPlant hormone (7,035 words) [view diff] exact match in snippet view article find links to article
Coupland D, Dutton L, Jackson MB (January 2001). "Decreased root hydraulic conductivity reduces leaf water potential, initiates stomatal closure, and slowsSoil moisture (4,930 words) [view diff] exact match in snippet view article find links to article
of hydraulic functions (water retention function and unsaturated hydraulic conductivity function) and initial and boundary conditions. Preferential flowSusan S. Hubbard (1,551 words) [view diff] exact match in snippet view article find links to article
specializes in hydrogeophysics, in particular making measurements of hydraulic conductivity, lithology and moisture movement. She has extended and advancedHydrus (software) (2,955 words) [view diff] exact match in snippet view article
Genuchten, M. Th. 1980. A closedform equation for predicting the hydraulic conductivity of unsaturated soils. Soil Sci. Soc. Am. J., 44:892898. Feddes,Dirk Schulze-Makuch (2,462 words) [view diff] exact match in snippet view article find links to article
S2CID 209474384. Schulze-Makuch, D.; Cherkauer, D.S. (1998). "Variations in hydraulic conductivity with scale of measurement during aquifer tests in heterogeneousPolymer soil stabilization (2,310 words) [view diff] case mismatch in snippet view article find links to article
Gorakhki, Mohammad H.; Bareither, Christopher A. (2017-02-01). "Hydraulic Conductivity of Fly Ash-Amended Mine Tailings". Geotechnical and Geological EngineeringAquifer thermal energy storage (1,779 words) [view diff] exact match in snippet view article find links to article
the aquifer. Thick (>10 m) sandy aquifers are optimal. Sufficient hydraulic conductivity is required, enough that water flows easily. However, excess groundwaterCastlereagh River (6,825 words) [view diff] exact match in snippet view article find links to article
spaces of the material; the discharge rate being controlled by the hydraulic conductivity of the saturated material). The Castlereagh River and the groundPetra Döll (1,654 words) [view diff] exact match in snippet view article find links to article
Döll, P.; Schneider, W. (1995). "Lab and field measurements of the hydraulic conductivity of clayey silts". Ground Water. 33 (6): 884–891. doi:10.1111/j.1745-6584Masashi Tazawa (1,847 words) [view diff] exact match in snippet view article find links to article
multiple names: authors list (link) Kiyosawa, K., Tazawa, M. (1977). "Hydraulic conductivity of tonoplast-free Chara cells". J. Membrane Biol. 37: 157–166. doi:10Glossary of geography terms (A–M) (26,722 words) [view diff] exact match in snippet view article
There are many different types of aquifer with various levels of hydraulic conductivity. aquifuge An impermeable rock stratum which not only obstructs theConvection enhanced delivery (2,659 words) [view diff] exact match in snippet view article find links to article
p {\displaystyle v=-K\nabla p} , where v is velocity, K is the hydraulic conductivity of the molecule, and ∇ p {\displaystyle \nabla p} is the pressureSimarouba amara (5,224 words) [view diff] exact match in snippet view article find links to article
Woodruff, D.; Jones, T. (2004). "Leaf photosynthetic traits scale with hydraulic conductivity and wood density in Panamanian forest canopy trees". Oecologia.Water use in alluvial fans (3,327 words) [view diff] exact match in snippet view article find links to article
alluvial fan reaches the flat desert area, and (2) the thickness and hydraulic conductivity of the aquifer diminishes. The necessary drainage canals for watertableMiscanthus × giganteus (27,128 words) [view diff] exact match in snippet view article find links to article
system and the lack of tillage disturbance improves infiltration, hydraulic conductivity and water storage compared to annual row crops, and results in theCoal combustion products (9,165 words) [view diff] exact match in snippet view article find links to article
increase in bulk density and water capacity, but a decrease in hydraulic conductivity and cohesiveness. The effect of fly ash on soils and microorganisms