نتایج جستجو برای: lead phytoremediation

تعداد نتایج: 341707  

Journal: :علوم باغبانی ایران 0
مینا تقی زاده دانشجوی دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران محسن کافی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران محمدرضا فتاحی مقدم دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران غلامرضا ثواقبی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران

heavy metal hyperaccumulators have recently attracted considerable attention in remediation of an area's pollutants. lead (pb) is one of the main pollutant heavy metals that its relatively high concentration have been reported in some environments. in present study, the potential of turfgrass tolerance, regarding seed germination and plant establishment were evaluated, in different concent...

Journal: :IOP conference series 2023

Abstract A field experiment was conducted in the lath house of Agricultural Research and Experiment Station College Agriculture governorate Kirkuk-Iraq for period from 1/3/2022 to 1/9/2002, evaluate efficiency N.Oleander L.Album Plenum phytoremediation lead (Pb) contaminated soil by adding Humic acid with three levels (0,5,10) ml..pot −1 directly, design used is R.C.B.D. The results mechanisms ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده کشاورزی 1384

در مطالعه اول بر اساس ویژگیهای زمین شناسی و ژئومورفولوژیکی معادن کشور، معدن انگوران واقع در استان زنجان، معدن باما در استان اصفهان و معدن سرمه واقع در استان فارس به منظور ارزیابی قدرت پالایش خاک از عناصر سنگین توسط گیاهان مرتعی مطالعه تفصیلی قرار گرتفه و بر اساس اطلاعات بدست آمده از نقاط مورد نظر نمونه های خاک و گیاه برداشت شدند. میزان عناصر سرب و روی در نمونه های خاک و گیاه اندازه گیری شد. شاخ...

Journal: :Scientific Reports 2021

Abstract The adverse conditions of acidification on sensitive marine organisms have led to the investigation bioremediation methods as a way abate local acidification. This phytoremediation, by macrophytes, is expected reduce severity in nearshore habitats short timescales. Characterizing efficacy phytoremediation can be challenging residence time, tidal mixing, freshwater input, and limited ca...

2008
Walter Suza Rodney Shea Harris Argelia Lorence

Environmental pollution is a global concern that is threatening the well-being of all life forms including humans. The cost of cleaning up contaminated sites is high and phytoremediation, the use of plants for removal of environmental pollutants, offers an attractive option due to its low cost and safety of implementation. The hairy roots technology has potential to become an excellent platform...

2014
P. Jothimani S. Ponmani

An excess level of heavy metals are exposed into environment by industrial waste and fertilizers causes serious concern in nature as they are nonbiodegradable and accumulate at high levels. Heavy metals such as Pb, Zn, Cd, As etc. are one of the most toxic pollutants which show hazardous effects on all living livings. The prevailing purification technologies used for removal of contaminants fro...

2017
Qing Luo Shiyu Wang Li-na Sun Hui Wang

Phytoremediation is an effective method to remediate Pb-contaminated soils and root exudates play an important role in this process. Based on gas chromatography-mass spectrometry (GC-MS) and metabolomics method, this study focuses on the comparative metabolic profiling analysis of root exudates from the Pb-accumulating and non-accumulating ecotypes of Sedum alfredii treated with 0 and 50 μmol/L...

2017
Amjad Ali Di Guo Amanullah Mahar Fang Ma Ronghua Li Feng Shen Ping Wang Zengqiang Zhang

Anthropogenic activities, such as industrial expansion, smelting, mining and agricultural practices, have intensified the discharge of potentially toxic trace elements (PTEs) into the environment, threatening human health and other organisms. To assist phytoremediation by sorghum in soil contaminated by smelters/mines in Feng County (FC), a pot experiment was performed to examine the phytoremed...

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