Results 31 to 40 of about 1,174 (180)

Modeling Gravity‐Driven Unstable Flow in Subcritical Water‐Repellent Soils With a Time‐Dependent Contact Angle

open access: yesWater Resources Research, Volume 58, Issue 6, June 2022., 2022
Abstract Unstable flow in homogeneous dry soils, including saturation overshoot, is associated with a nonzero soil‐water contact angle (CA); 1D and 2D models for such flow, based on the moving‐boundary concept, were recently developed, solved, and verified for a constant high CA.
Zhongfu Wang, Rony Wallach
wiley   +1 more source

Spatial variability of water repellency in pine forest soil

open access: yesSoil and Water Research, 2008
The variability of water repellency of pine-forest arenic regosols and its influence on infiltration processes were measured in southwest Slovakia.
Tomáš Orfánus   +5 more
doaj   +1 more source

The Kroof experiment: realization and efficacy of a recurrent drought experiment plus recovery in a beech/spruce forest

open access: yesEcosphere, Volume 12, Issue 3, March 2021., 2021
Abstract Forest ecosystems play a central role in global water and carbon cycles, yet the impact of global climate change, in particular drought, on trees and forests is poorly understood. Therefore, there is an urgent need for forest‐scale experiments in improving our understanding of trees’ responses to extreme drought events and subsequent recovery ...
Thorsten E. E. Grams   +12 more
wiley   +1 more source

On the Complexity of Enumerating the Answers to Well-designed Pattern Trees [PDF]

open access: yes, 2016
Well-designed pattern trees (wdPTs) have been introduced as an extension of conjunctive queries to allow for partial matching - analogously to the OPTIONAL operator of the semantic web query language SPARQL.
, Pichler, Reinhard, Skritek, Sebastian
core   +2 more sources

Slippery liquid‐infused porous surfaces: The effect of oil on the water repellence of hydrophobic and superhydrophobic soils

open access: yesEuropean Journal of Soil Science, Volume 72, Issue 2, Page 963-978, March 2021., 2021
Abstract Soil wettability is important for understanding a wide range of earth system processes, from agricultural productivity to debris flows and sediment fan formation. However, there is limited research considering how soil–water interactions, where the soil grains are naturally hydrophobic, might change in the presence of oil from natural ...
Rebecca McCerery   +5 more
wiley   +1 more source

Spatial Gradients of Intensity and Persistence of Soil Water Repellency Under Different Forest Types in Central Mexico [PDF]

open access: yes, 2016
Organic residues release hydrophobic compounds to the soil that may induce soil water repellency (WR), which may inhibit infiltration andincrease runoff and soil loss rates.
Alanís, Nancy   +5 more
core   +1 more source

Cover systems with synthetic water‐repellent soils

open access: yesVadose Zone Journal, Volume 20, Issue 1, January/February 2021., 2021
Abstract A cover system is a crucial component of engineered landfills, to minimize water percolation into the underlying waste. Capillary barriers are an alternative cover system, which has been widely used in the arid and semiarid regions as no cohesive, low‐permeability materials are used.
Shuang Zheng   +3 more
wiley   +1 more source

Mildly hydrophobic biobased mulch: A sustainable approach to controlling bare soil evaporation

open access: yesVadose Zone Journal, 2020
Mulching with polyethylene film is the conventional approach to decrease evaporative water loss from agricultural soils, but it is not environmentally sustainable.
Jesse Lee Barnes, Michael John Nicholl
doaj   +1 more source

Evaluation of soil properties in variously aged Scots pine plantations established on sandy soil

open access: yesJournal of Hydrology and Hydromechanics, 2021
Pines are widely planted for sand dune stabilization and their cultivation results in the changes in physical, chemical, hydro-physical and water repellency properties.
Šurda Peter   +4 more
doaj   +1 more source

Droplet infiltration dynamics and soil wettability related to soil organic matter of soil aggregate coatings and interiors

open access: yesJournal of Hydrology and Hydromechanics, 2016
The organo-mineral coatings of soil aggregates, cracks, and biopores control sorption and macropore-matrix exchange during preferential flow, in particular in the clay-illuvial Bt-horizon of Luvisols.
Fér Miroslav   +4 more
doaj   +1 more source

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