نتایج جستجو برای: granular soil

تعداد نتایج: 204495  

Journal: :Jiban Kogaku Janaru (Japanese Geotechnical Journal) 2011

Journal: :کشاورزی (منتشر نمی شود) 0
آرش ذامیادی کارشناس ارشد گروه آبیاری، پردیس کشاورزی و منابع طبیعی کرج، دانشگاه تهران علی رضا حسن اقلی عضو هیات علمی موسسه تحقیقات فنی و مهندسی کشاورزی کرج عبدالمجید لیاقت استادیار گروه آبیاری، پردیس کشاورزی و منابع طبیعی کرج، دانشگاه تهران

this study was undertaken to investigate the feasibility of treating industrial wastewater using soil and plant system. nine cylindrical plastic-lysimeters (60 cm diameter and 100 cm height) equipped with a drain pipe at the bottom were filled by granular sandy-loam soil. sunflower, oat and fescue were planted each in three lysimeters, in order to investigate the effectiveness of plants in lead...

A.O. Ifelebuegu, B. C. Kwofi C. C. Obidiegwu J. E. Ukpebor

The adsorption properties and mechanics of selected endocrine disrupting compounds; 17 β-estradiol, 17 α – ethinylestradiol and bisphenol A on locally available black tea leaves waste and granular activated carbon were investigated. The results obtained indicated that the kinetics of adsorption were pH, adsorbent dose, contact time and temperature dependent with equilibrium being reached at 20 ...

Hamid Reza Horry Mehdi Nejati, Sayyed Abdolmajid Jalaee Esfand abadi, Siminossadat Mirhashemi Naeini

Granular residual is created in the banking network when there are a few large banks with many small banks. In this case, the effect of the shocks on each bank not lost in total that can lead to macro-economic consequences. The transmission of monetary policy through change in bank facilities is one of the key mechanisms affecting monetary policies. The power of transmission of monetary policy ...

Journal: :journal of agricultural science and technology 2015
a. heidari p. asadi

in this study, micromorphological properties of some samples collected from pedons polluted with petroleum refinery wastes and some adjacent unpolluted pedons were studied. after description of the studied pedons, disturbed and undisturbed samples were collected for physicochemical and micromorphological analyses. the results showed that the physicochemical properties (i.e. structure, bulk dens...

2015
Paul Michaels

The Idaho Transportation Department (ITD) commissioned a geophysical study to aid in the design of a replacement for an existing concrete span bridge. Because the river current was too swift to place geophones in the river, the solution was to shoot p-wave profiles in a reciprocal geometry (phones on land, shots in the river). In addition to the refraction work, a down-hole seismic profile was ...

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