نتایج جستجو برای: pb accumulations

تعداد نتایج: 39795  

2014
Monika Chauhan

In this study, bioaccumulation of lead in wildly growing edible mushroom and its underlying soil near the industrial drainage and heavy traffic area was investigated during monsoon. These accumulations were compared with the cultivated and remote residential area. Commercial samples were also collected during monsoon. Four different varieties of mushroom Button mushroom (Agaricusbisporus), Oyst...

Journal: :Topology and its Applications 1997

2014
Önder Duysak Beyza Ersoy

Metal (Fe, Zn, Cd, Cu, Co, Ni, Al, Mn, Pb and Cr) levels were investigated in the muscle tissue of Monodonta turbinata from seven different stations in Iskenderun Bay. Accumulations of all elements were effected from seasonal changes in all stations. The highest levels of Zn (101.42 g/g), Cd (9.01 g/g), Cu (334.47 g/g) and Pb (90.8 g/g) were found in the station Çevlik. However, the highest...

Journal: :Nutrients 2023

Maternal iron deficiency (ID) and environmental lead (Pb) exposure are co-occurring insults that both affect the neurodevelopment of offspring. Few studies have investigated how ID affects brain-region-specific Pb accumulations using human-relevant concentrations. Furthermore, these exposures impact blood brain Fe levels remains unclear. Importantly, we also wanted to determine whether use as a...

Journal: :Urban agriculture & regional food systems 2023

Despite the need for more urban-grown produce, toxic elements contaminated soils continue to be a major barrier food production and sovereignty in urban areas continued health environmental justice issue. Although US EPA provides recommendations regarding levels of soil lead that are safe gardening, abiotic biotic factors as well plant identity play role determining actual crop uptake elements....

Journal: :Environment international 2005
Nina Jørgensen Jens Laursen Arturs Viksna Niels Pind Peter E Holm

The distribution of major and trace elements was systematically investigated by use of energy dispersive X-ray fluorescence spectrometry (EDXRF) on a former horticultural soil. The purpose of the study was to combine mapping of soil element concentration levels with multivariate statistics for characterisation of soil metal pollution in relation to previous and present land use. A 1-ha study si...

2012
Fan Zhang Xuedong Yan Chen Zeng Man Zhang Suraj Shrestha Lochan Prasad Devkota Tandong Yao

Emission of heavy metals from traffic activities is an important pollution source to roadside farmland ecosystems. However, little previous research has been conducted to investigate heavy metal concentrations of roadside farmland soil in mountainous areas. Owing to more complex roadside environments and more intense driving conditions on mountainous highways, heavy metal accumulation and distr...

Journal: :Sustainability 2022

Lack of active sorption sites in sandy soils renders metals added by irrigation water more labile and increases their soil-to-plant transfer. Thus, this study investigated the long-term impacts using sewage effluents contaminated groundwater on metal accumulations TypicTorripsamment soils, edible parts food crops. Nine El-Gabal El-Asfar farm, south-eastern to Nile Delta Egypt, were selected. At...

Journal: :Marine environmental research 2007
Valentine K Mubiana Ronny Blust

In many aquatic organisms including Mytilus edulis, the role of temperature on bioaccumulation of metals is still not clearly understood. In this study, uptake and accumulation of Cu, Co, Cd and Pb in mussels were investigated at different temperatures (6-26 degrees C). Results from exposure of isolated gills showed a positive relationship between temperature and metal uptake. But in whole orga...

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