نتایج جستجو برای: permanent gullies
تعداد نتایج: 62766 فیلتر نتایج به سال:
The Rarh plain in the Lower Ganga Basin India, best known for its lateritic landscape and gullied tracts, faces grave problems brought about by all types of soil erosion, which gully erosion is most conspicuous. present study uses data collected through field measurements at 110 heads ten sites plain, to first assess applicability various methods used construct critical topographic threshold li...
abstract gully erosion is a kind of water erosion that has high priority in fars province due to sediment production and enormous damages to land, roads and infrastructures. in this study, 15 gullies were selected and their morphometric characteristics, such as catchment area, soil, cover vegetation and climate were measured. in order to determine influential factors on the sediment production ...
Our main goal is to assess the hydrodynamics of turbidity currents and mudflows and their ability to produce morphological features such as ripples, dunes, antidunes and gullies along their paths. Of particular interest is to elucidate the role played by turbidity currents on the inception of submarine channels and canyons. To this end, understanding the mechanics of sediment erosion, including...
Gully erosion is known as one of the most important and destructive forms of land degradation, and the loss of soil throughout the world. As estimation of soil volume loss and understanding the economic costs of soil erosion are of great importance; this study has been carried out to calculate the amount of soil volume loss due to gully erosion and estimate its economic cost in Ghazeian watersh...
Although huge numbers of gullies have been widely formed and severely decreased the quality farmlands in mollisols, it is still unclear how microbial community distributes after natural vegetation restoration (NVR), which highly relates to ecological functions farmland. In this study, both their potential NVR were reviewed, together with environmental factors relating evolution detected two mol...
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