نتایج جستجو برای: soil lime

تعداد نتایج: 186117  

Journal: :مرتع و آبخیزداری 0
محسن پادیاب دانشجوی دکتری آبخیزداری دانشکدة منابع طبیعی، دانشگاه تهران سادات فیض نیا استاد دانشکده منابع طبیعی دانشگاه تهران حسن احمدی استاد گروه آبخیزداری، دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران اردشیر شفیعی عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی استان کهکیلویه و بویراحمد

small precipitation with temporal and spatial variation of rainfall is the main responsible factors on flood occurrence in arid and semi arid regions. floods in their regions usually contain high concentration of sediments which when they are deposited on the surface of lands, they change the properties of soils of the area. in this research, the effect of floodwater spreading on physic-chemica...

2013
Shilpi Gupta Prateek Negi Ashok Gupta

The present work has been carried out to study the effect of lime and pond ash on geotechnical behaviour of fine sand. Fine sand found in deserts and near sea shores is not readily suitable for supporting buildings and roads, as it is loose and vulnerable to collapse upon wetting. Fine sand having high permeability and low shear strength is also not suitable for earthen dam construction. For th...

Journal: :علوم باغبانی 0
عبدالحسین ابوطالبی عنایت اله تفضلی

abstract one way of the increasing saline tolerance in citrus plants is grafting of sensitive commercial cultivars on to tolerant rootstocks. sweet lime (citrus limetta) is one of the most sensitive species to salinity of soil and water, and under such conditions, drastic reduction of both vegetative and yield occured. this reaserch was conducted in completely randomaized design with factorial ...

Journal: :pertanika journal of science and technology 2022

Soil modification is a technique for improving poor soil properties to make them suitable engineering projects. Regarding the previous studies, various types of stabilisations were used improve mechanical in soil. Several methodologies and experimental tests study positive negative effects utilising fibre on lime/cement-modified This paper reviews strength behaviour microstructural Fibre-Reinfo...

Journal: :IOP Conference Series: Materials Science and Engineering 2016

Journal: :Transportation Engineering Journal of ASCE 1980

Journal: :Civil Engineering Journal 2022

Often, the temperature and water variation exist in semi-arid areas of a clayey soil leads to vertical horizontal settlements, cracks general disorder building installed on this soil. The objective work is stabilize local gypsum clay soil, which poses problems at level self-construction built it. Chemical stabilization can improve properties. In fact, adding natural lime these clays provide an ...

Journal: :Civil Engineering Journal 2023

The yellow-layer soils of the Guabirotuba formation in Brazil are problematic due to their expansive nature and low-bearing capacity. There has been little exploration into stabilizing these using a calcium-based binder. In addition, existing methods for dosing lime fine coarse-grained porosity-to-lime index (η/Liv) have primarily focused on non-optimal compaction conditions determine split ten...

Journal: :IOP Conference Series: Materials Science and Engineering 2020

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