نتایج جستجو برای: heavy metal tolerant bacteria

تعداد نتایج: 515180  

Journal: :Journal of environmental biology 2009
Sevil Toroglu Emin Toroglu Sadik Dincer Cemil Kara Metin Kertmen

A total of 94 bacteria, associated with wild Achanthobrama marmid (Heckel, 1843) in Sir Dam lake of Turkey identified. Subsequently selected isolates were characterized and identified to the genus level The 94 members of Enterobacteriaceae were isolated in the gills and intestines, and among the isolates, E. coli were represented at a rate of 55%, Shigella spp. at a rate of 21%, Salmonella spp....

2012
S. Somaratne S. R. Weerakoon

Heavy metal pollution is an environmental concern. Phytoremediation is a low-cost, environmental-friendly approach to solve this problem. Mustard has the potential in reducing heavy metal contents in soils. Among mustard (Brassica juncea (L.) Czern & Coss) genotypes in Sri Lanka, accessions 7788, 8831 and 5088 give significantly a high yield. Therefore, present study was conducted to quantify t...

B. Joseph, R. Lawrence R. Ranjan Patra

Plant growth promoting rhizobacteria (PGPR) are known to influence plant growth by various direct or indirect mechanisms. In search of efficient PGPR strains with multiple activities, a total of 150 bacterial isolates belonging to Bacillus, Pseudomonas, Azotobacter and Rhizobium were isolated from different rhizospheric soil of chick pea in the vicinity of Allahabad. These test isolates were bi...

This laboratory study simultaneously was conducted to evaluate the resistance to heavy metals, silver, cadmium and a number of commonly used antibiotics. Sampling was done in 2014 of the two silver workshops in Isfahan, and the inlet of phase 2 of Shahin Shahr wastewater treatment plant, Isfahan. To isolate resistant bacteria to metal silver and cadmium and review multiple resistance to other m...

Journal: :Current Topic in Lactic Acid Bacteria and Probiotics 2019

2014
Ying Ma Mani Rajkumar Inês Rocha Rui S. Oliveira Helena Freitas

The aim of this study was to assess the effects of inoculation of rhizosphere or endophytic bacteria (Psychrobacter sp. SRS8 and Pseudomonas sp. A3R3, respectively) isolated from a serpentine environment on the plant growth and the translocation and accumulation of Ni, Zn, and Fe by Brassica juncea and Ricinus communis on a multi-metal polluted serpentine soil (SS). Field collected SS was dilut...

2016
Keiko Yamaji Yumiko Watanabe Hayato Masuya Arisa Shigeto Hiroshi Yui Toshikatsu Haruma

Clethra barbinervis Sieb. et Zucc. is a tree species that grows naturally at several mine sites and seems to be tolerant of high concentrations of heavy metals, such as Cu, Zn, and Pb. The purpose of this study is to clarify the mechanism(s) underlying this species' ability to tolerate the sites' severe heavy-metal pollution by considering C. barbinervis interaction with root fungal endophytes....

2011
Francesca Beolchini Viviana Fonti Antonio Dell’Anno Francesco Vegliò

This work deals with bioremediation of dredged sediments contaminated by heavy metals. Consortia of acidophilic bacteria were added to sediments collected from the Ancona harbor (Adriatic Sea) in order to test their ability to remove heavy metals and thus to obtain valuable material suitable for different purposes (e.g. building industries or beaches nourishment). The efficiency of different ba...

2016
Marcin W. Woch Paweł Kapusta Anna M. Stefanowicz

The aim of this study was to investigate the variation in plant communities growing on metal-enriched sites created by historical Zn–Pb mining. The study sites were 65 small heaps of waste rock covered by grassland vegetation and scattered mostly over agricultural land of southern Poland. The sites were described in terms of plant coverage, species richness and composition, and the composition ...

N Mathiyazhagan Natarajan D,

An ex-situ experiment to assess the metal extractive potential of fourteen agriculture plants (Vigna unguiculata, Gossypium hirsutum, Jatropha curcas, etc.) was conducted on Magnesite mines which had above permissible levels of Cadmium and Lead. There was no much difference in the total chlorophyll a and b, carbohydrate and protein contents in the plants grown in the mining soil and adjacent co...

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