نتایج جستجو برای: drying and wetting cycles

تعداد نتایج: 16841302  

2015
Zhihong Zhao

Keywords: Rockfill creep Particle mechanics method Water weakening Wetting–drying cycles Particle breakage Abrasion a b s t r a c t Rockfill is an important construction material for infrastructure engineering, such as dams, railways and airport foundations, which display a long-term post-construction settlement. However, the main mechanisms for rockfill creep and weathering influence still rem...

Journal: :E3S web of conferences 2023

Long-linear assets, such as roads and railways, supported by earthworks are susceptible to deterioration caused weather cycles, that translate into changes in soil hydro-mechanical properties. Failures these expected become more common due climate change periods of drought extreme rainfall events frequent. In the present study, effect suction range moisture cycle on soil-water retention curve (...

2010
Charbel Khoury

Unsaturated soils are commonly widespread around the world, especially at shallow depths from the surface. The mechanical behavior of this near surface soil is influenced by the seasonal variations such as rainfall or drought, which in turn may have a detrimental effect on many structures (e.g. retaining walls, shallow foundations, mechanically stabilized earth walls, soil slopes, and pavements...

Journal: :Journal of experimental botany 2015
Ian C Dodd Jaime Puértolas Katrin Huber Juan Gabriel Pérez-Pérez Hannah R Wright Martin S A Blackwell

Soil drying and re-wetting (DRW) occurs at varying frequencies and intensities during crop production, and is deliberately used in water-saving irrigation techniques that aim to enhance crop water use efficiency. Soil drying not only limits root water uptake which can (but not always) perturb shoot water status, but also alters root synthesis of phytohormones and their transport to shoots to re...

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