Results 1 to 10 of about 149 (113)

A machine learning framework to measure Water Drop Penetration Time (WDPT) for soil water repellency analysis

open access: yesMachine Learning With Applications
The heat from wildfires volatilizes soil’s organic compounds which form a waxy layer when condensed on cooler soil particles causing soil to repel water.
Venkatesan Muthukumar   +2 more
exaly   +4 more sources

Effect of Biomass-Burning Emissions on Soil Water Repellency: A Pilot Laboratory Study

open access: yesFire, 2021
While western U.S. wildfires have increased in intensity and scale, their impacts on soil chemical composition and hydraulic processes have received little attention, despite increasing erosion, surface runoff and flooding.
Vera Samburova   +2 more
exaly   +3 more sources

Finer Measurement Scales for Induced Hydrophobicity Using the Water Droplet Penetration Test

open access: yesGeotechnics
The Water Droplet Penetration Test (WDPT) is commonly used in most soil water repellency (SWR) research and is particularly prominent in field studies after wildfire events.
Arvin Farid
exaly   +3 more sources

Assessment of the Effects of the 2021 Caldor Megafire on Soil Physical Properties, Eastern Sierra Nevada, USA

open access: yesFire, 2023
The Caldor fire burned ~222,000 acres of the Eastern Sierra Nevada during summer–fall 2021. We evaluated the effects of this “megafire” on the physical properties of a sandy soil developed from glacial tills to document fire-induced soil modifications in
Brad Sion   +2 more
exaly   +3 more sources

Synchrotron-radiation computed tomography of the water drop penetration time test on hydrophobic soils

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
The water drop penetration time (WDPT) test consists of placing water drops on a material's surface in order to evaluate how long it takes to penetrate the pores. It is used to evaluate the hydrophobicity of materials. This study aims at investigating in
Felix Beckmann   +2 more
exaly   +3 more sources

اثر کاربری زمین بر آب‌گریزی خاک در بخش مرکزی استان مازندران [PDF]

open access: yesمدیریت خاک و تولید پایدار, 2022
سابقه و هدف: آب‌گریزی سبب کاهش نفوذپذیری خاک، فراهمی آب برای گیاهان و سبب افزایش روان‌آب سطحی، فرسایش خاک، جریان-های ترجیحی و کاهش حاصلخیزی محیط می‌شود. کاربری زمین از عوامل موثر بر آب‌گریزی خاک به شمار می‌‌آید.
فاطمه پیشنماز آملی   +4 more
doaj   +1 more source

Basic physical and mechanical properties of water repellent sand-clay mixed soil

open access: yesYantu gongcheng xuebao, 2023
The water repellent soil has many excellent properties. At present, its use is mainly aimed at the water repellent sand. In order to expand the application scope of the water repellent soil, a series tests are carried out. The results show that the loose
YANG Song 1, HUANG Yinghao 2
doaj   +1 more source

The Effect of Heating on Properties of Sandy Soils

open access: yesLand, 2023
Although burning grass and crop residues is prohibited in many countries, farmers perceive it as a quick and inexpensive way to eliminate unwanted biomass.
Peter Šurda   +4 more
doaj   +1 more source

Intensity and persistence of water repellency at different soil moisture contents and depths after a forest wildfire

open access: yesJournal of Hydrology and Hydromechanics, 2022
The Mediterranean mixed coniferous and broad-leaved forest of Moarda (Palermo) was affected by a large wildfire in summer 2020. In spring 2021, burned and unburned loam soil sites were sampled and the water drop penetration time (WDPT) and ethanol ...
Caltabellotta Gaetano   +2 more
doaj   +1 more source

اثر سوزاندن کاه و کلش گندم برآب‌گریزی و برخی ویژگی‌های خاک در مزارع شهرستان دزفول [PDF]

open access: yesپژوهش‌های حفاظت آب و خاک, 2023
سابقه و هدف: سوزاندن بقایای گیاهی یکی از معمولی‌ترین روش مدیریت زمین‌های زراعی است ولی نگرانی در مورد پیامدهای منفی زیست محیطی ناشی از آن در حال گسترش است.
کامران محسنی‌فر   +1 more
doaj   +1 more source

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