نتایج جستجو برای: strip erosion types

تعداد نتایج: 536851  

2009
Jason P. Field David D. Breshears Jeffrey J. Whicker

Soil erosion is driven by not only aeolian but also fluvial transport processes, yet these two types of processes are usually studied independently, thereby precluding effective assessment of overall erosion, potential interactions between the two drivers, and their relative sensitivities to projected changes in climate and land use. Here we provide a perspective that aeolian and fluvial transp...

2017
Marcin K. Widomski

Soil erosion by water is commonly recognized as the one of main reasons of land degradation worldwide (e.g. Ananda & Herath, 2003; Beskow et al., 2009; Valentin et al., 2005). Most of the involved areas are occupied by various agricultural activities but pastures, forestry, unpaved roads as well as construction sites are also endangered by water erosion (Ananda & Herath, 2003; Arnanez et al., 2...

Journal: :Journal of Instrumentation 2023

Abstract For the Phase II upgrade at HL-LHC, CMS needs a new Outer Tracker detector able to cope with reduced material budget, increased radiation tolerance and higher pile-up conditions respect LHC. The main feature of will be its inclusion first level trigger system data readout 40 MHz. Two types modules, Pixel-Strip Strip-Strip equip Tracker. Each module consists superposition two silicon la...

Journal: :journal of agricultural science and technology 2010
h. asadi h. rouhipour h. gh. rafahi h. ghadiri

hairsine and rose (1991) developed a process-based soil erosion model which described the erosion transport of multiparticle sizes in sediment for rain-impacted flow in the absence of entrainment in overland flow. in order to test this model laboratory experiments were carried out in a detachment tray using simulated rainfall. three contrasting soil types were subjected to simulated rainfall at...

Journal: :بوم شناسی کشاورزی 0
علیرضا کوچکی مهدی نصیری محلاتی حسن فیضی شهرام امیرمرادی فرزاد مندنی

in order to study the effect of strip intercropping of maize (zea mays l.) and bean (phaseolus vulgaris l.) on the dry matter yield and land equivalent ratio (ler) in weedy and weed free treatments, an experiment was conducted at the agricultural station of college of agriculture, ferdowsi university of mashhad, iran. treatments were strip width of 2, 3, 4 and 5 rows and sole cropping of each c...

Journal: :Civil and environmental science journal 2023

The Lesti sub-watershed area is mostly steep mountain slopes, when the rain fall it carries erosion and sediment material. This study aims to discover trend of land-use changes; measure amount rate Erosion Hazard Levels; obtain sediment-transport actual quantity based on SWAT application; scatter land critical-level; determine strategy for implementing conservation controlling rates. Level were...

Journal: :Environmental Earth Sciences 2022

Rill erosion plays an important role in soil erosion, and studying this process can provide a basis for controlling loss on sloping farmland. The objectives of study were to observe runoff sediment transport processes during two continuous intermittent natural rainfall events monitor the changing morphological characteristics rills within standard plot bare (20 m length, 5 width, slope 10°) at ...

2008
Víctor Hugo Durán Zuazo Armando Martínez Raya Ramón Francia Martínez Lorenzo Arroyo Panadero Belén Cárceles Rodríguez

In the Mediterranean zone semi-natural vegetation and diverse mountain-cropping systems have been converted into monocultures with low tree densities, leaving the soil unprotected. Soil loss and runoff over a three-year period were monitored in hillside erosion plots (35% slope and 144 m 2 in area) with almond (Prunus amygdalus) trees under three soil-management systems: no-tillage with sage (S...

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