نتایج جستجو برای: soil erodibility index

تعداد نتایج: 568474  

2006
Adrian Chappell Ted M. Zobeck Gillian Brunner

To improve wind erosion model calculations across several spatial and temporal scales simultaneously, there is a requirement for a noninvasive approach that can be used rapidly to assess changes in the compositional and structural nature of a soil surface in time and space. Remote sensing allows consideration of the processes controlling erodibility on the same spatial continuum to avoid time-c...

2009
Guanglong Feng

of Research Findings Alternative tillage and cropping systems are sought for reducing dust emissions and improving air quality in the Pacific Northwest dryland cropping region. The purpose of this study was to modifiy the conventional rodweeder that would facilitate the armouring of the soil surface with straw and large aggregates otherwise buried below the soil surface. Several modifications w...

Journal: :Jurnal Tanah dan Sumberdaya Lahan 2021

Land use in the upstream area of Brantas watershed, including that Tawangsari village, Pujon District Malang Regency, has undergone significant changes. The conversion forest to moor, plantations, and settlements resulted decreased soil quality leading degradation. purpose this research was aimed compare erodibility index determined by rainfall simulator with Wischmeier methods. results showed ...

Vulnerability of soil separates to detachment by water is described as soil erodibility by Universal Soil Loss Equation which can be affected by land use change. In this study it was attempted to quantify the changes of Universal Soil Loss Equation K-factor and its soil driving factors in three land uses including rangeland, rainfed farming, and orchards in Babolrood watershed, northern Iran. S...

Journal: :EURASIAN JOURNAL OF SOIL SCIENCE (EJSS) 2015

Journal: :journal of agricultural science and technology 2014
a. r. vaezi h. a. bahrami

soil erosion by water is the main factor of land degradation, particularly in semi-arid regions where soil productivity is usually low and lowering soil quality can severely decrease crops yields. this study was done in an area of 900 km2 in the semi-arid agricultural region of hashtroud in northwestern iran to determine the relationship between soil productivity and soil erodibility. wheat gra...

Journal: :Journal of Geotechnical and Geoenvironmental Engineering 2011

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