نتایج جستجو برای: vetiver zizanioides

تعداد نتایج: 420  

2013
M. Pazoki M. A. Abdoli A. R. Karbasi N. Mehrdadi K. Yaghmaeian P. Salajegheh

The leachate contains dissolved and suspended organic and inorganic, toxic or chemicals pollutants. Leachate can contaminate groundwater, surface water and soil. It can further have detrimental health effects on human being. This study sets out to investigate the effects of land treatment of municipal landfill’s leachate on the natural reduction of nitrogen and phosphorous density existing in t...

2014
H.-C. Kuo L. Yang Y.-M. Wu

The purpose of this study was to investigate the effect of phytoremediation on soils contaminated with heavy crude oil using plants infected by mycorrhizal fungi. Five plant species, Vetiveria zizanioides, Bidens pilosa, Chloris barbata, Eleusine indica, and Imperata cylindrica, infected with the species of mycorrhizal fungi Glomus mosseae, were selected for this study. The degradation of total...

2013
Kantha D Arunachalam Sathesh Kumar Annamalai

The exploitation of various plant materials for the biosynthesis of nanoparticles is considered a green technology as it does not involve any harmful chemicals. The aim of this study was to develop a simple biological method for the synthesis of silver and gold nanoparticles using Chrysopogon zizanioides. To exploit various plant materials for the biosynthesis of nanoparticles was considered a ...

Journal: :Journal of Geoscience and Environment Protection 2021

In the agricultural regions of Burkina Faso, urban solid waste fertilizers were usually applied. This activity is likely to contaminate soils and expose populations serious diseases. study aims assess rate heavy metal (Cd, Cu, Mn, Pb, Zn, Ni, Cr) contamination in both lixisol vertisol evaluate removal efficiency metals using Vetiver grass on different two mixed contaminated soils. A pot experim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1392

مسمومیت با فلزات سنگین یکی از مشکلات عمده محیط زیست در جامعه مدرن امروز می باشد که یکی از منابع تولید کننده آن، شیرابه های تولید شده در محل دفن پسماند است. در روش گیاه پالایی از گیاهان و میکروب ها برای حذف آلودگی استفاده می شود. ایده آل ترین گیاه برای گیاه پالایی، گیاهی است که دارای توده زیستی زیاد و سرعت رشد بالا بوده و قدرت متجمع کردن فلزات آن بیشتر باشد. گیاه وتیور به دلیل دارا بودن ویژگی ...

2003
Wensheng Shu Hanping Xia

Metalliferous mining activities produce a large quantity of waste materials (such as tailings), which frequently contain excessive concentrations of heavy metals. These mining activities and waste materials have created heavy metal pollution problems through wind and water erosion. An integrated vetiver technique (IVT) for remediation of heavy metal contamination raised from mining activities i...

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