نتایج جستجو برای: soil erodibility index

تعداد نتایج: 568474  

ژورنال: علوم آب و خاک 2012
مهدی خوشخو‌, , سید محمدعلی زمردیان, ,

Internal erosion is the second major reason for earth dam's failure after overtopping. One of the effective factors in internal erosion in earth dams is the clay minerals used in dams as well as the effects of compaction efforts on soil in sample preparation. In this research, internal erosion and the effect of clay minerals and compaction effort on internal erosion were investigated. For this ...

Journal: :Agronomy 2022

Soil aggregate stability and erodibility are the influential factors governing soil resistance to water erosion. The interactions among stability, erodibility, their influencing have not been fully explored. We collected samples from 0–10 cm 10–20 layers in Zhifanggou watershed. Then, major contributors how properties, environmental land use contributed them were explored by using partial least...

Journal: :Revista Ambiente & Água 2021

“Erodibility” is a characteristic of the soil that represents susceptibility with which its particles from most superficial layer are taken and transported to lower places by erosive agents, causing environmental economic damages. This work estimated erodibility in pastures forest areas municipality Porto Velho-Rondônia. In field, three different types vegetation were selected, one brachiaria, ...

Journal: :Research Journal of Environmental Sciences 2010

2004
H. Ghadiri J. Hussein E. Dordipour C. Rose

There is an abundance of literature on many aspects of soil salinity and sodicity, and the impact of increased salt and sodium on properties, behaviour, management and productivity of soils. However the impact of sodicity on erosion and soil erodibility and sediment transport has received less attention. The aim of this study was to investigate the effects of changing soil salinity and sodicity...

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Geographical information systems (GIS)-based soil erosion risk assessment models continue to play an important role in soil conservation planning. In the present study, soil erosion risk of Tange Bostanak watershed was determined within GIS-based Coordination of Information on the Environment (CORINE) soil erosion risk assessment method. The initially soil texture, soil depth and surface stonin...

ژورنال: علوم آب و خاک 2013
شامحمد یوسفوند, , محمود حبیب‌نژاد, , مریم رضایی پاشا, , کریم سلیمانی, ,

Soil erodibility and gully erosion and their expansion occur under geological formation and soil characteristics. This study aims to find the rate of soil and formation effects on gully erosion in Seifabad watershed. To that end, aerial and field work were used together to determine the rate & expansion of 17 gullies in 12 years' period from 1997 to 2009. The soils were sampled for each gully ...

2017
TARA WADE ROGER CLAASSEN

No-till acreage has increased in recent years, but many farmers alternate no-till with other tillage practices, limiting public and private benefits from sustained no-till adoption. Revealed preference data are used in an ordered logit regression analysis to determine the effect of soil characteristics, climate, regions, farm characteristics, and producer demographics on producers’ choices to u...

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