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2020-8-31 · The analyses showed that the lowest Cu, Zn, and Pb levels (p < .05) occurred in the aboveground biomass of P. pratensis (Table 3). The highest significant Cu level was found in L. perenne, Zn—in F. rubra, and Pb—in F. arundinacea. …Assessment of As, Cd, Zn, Cu and Pb Pollution and Toxicity ...2020-7-27 · The concentrations of As, Cd, Zn, Cu and Pb were analyzed to assess their pollution levels and toxic risks in different wetlands affected by urbanization. The results showed that As and heavy metals (especially Cd) showed higher concentrations in urban and rural river wetland sediments compared with artificial wetland soils. Comparatively, urban river wetland sediments …

2020-8-31 · The analyses showed that the lowest Cu, Zn, and Pb levels (p < .05) occurred in the aboveground biomass of P. pratensis (Table 3). The highest significant Cu level was found in L. perenne, Zn—in F. rubra, and Pb—in F. arundinacea. …Assessment of Pb, Cd, Cu, and Zn exposures of 6- to 10 ...Levels of Pb, Cd, Cu, and Zn in these samples were estimated by differential pulse anodic stripping voltammetric technique. Intake of Pb, Cd, Cu, and Zn for 6- to 10-year-old children through ingestion and inhalation pathways have also been assessed. A correlation coefficient of 0.88 is observed between air lead and blood lead.

Assessment of Zn, Cu, Pb and Ni contamination in wetland soils and plants in the Lake Victoria basin 1*G. Nabulo, 2H. Oryem Origa, 3G. W. Nasinyama, 4D. Cole 1The University of Nottingham, Plant Science Division, Sutton Bonington Campus, Loughborough, Leicestershire, LE12 5RD, United KingdomAssessment of the Impact of Gas Flaring on the pH, Cd, …2021-4-5 · Assessment of the Impact of Gas Flaring on the pH, Cd, Pb, Cu, Zn, Fe and Mn Concentrations in the Rainwaters of Jeddo Community, Delta State, Nigeria 1 Ifeyinwa Obi-udu, 1 Benjamin O. Uwadiegwu, 1 Shalom U. Onwuka, 2 Okechukwu N.N.

Assessment of heavy metals (Cd and Pb) and micronutrients (Cu, Mn, and Zn) of paddy (Oryza sativa L.) field surface soil and water in a predominantly paddy-cultivated area at Puducherry ...Assessment of the Impact of Gas Flaring on the pH, Cd, …2021-4-5 · Assessment of the Impact of Gas Flaring on the pH, Cd, Pb, Cu, Zn, Fe and Mn Concentrations in the Rainwaters of Jeddo Community, Delta State, Nigeria 1 Ifeyinwa Obi-udu, 1 Benjamin O. Uwadiegwu, 1 Shalom U. Onwuka, 2 Okechukwu N.N.

Assessment of heavy metals (Cd and Pb) and micronutrients (Cu, Mn, and Zn) of paddy (Oryza sativa L.) field surface soil and water in a predominantly paddy-cultivated area at Puducherry ...Risk assessment for Cd, Cu, Pb and Zn in urban soils ...2013-12-1 · 3.2. Pseudototal pools of Cd, Cu, Pb and Zn. Table 1 presents the AR extractable contents of Cd, Cu, Pb and Zn in urban, rural, industrial and mining soils. In urban soils, metal levels showed a relatively large range as well as marked differences between mean and median concentration values (particularly for Cu and Pb) which are typical for soils affected by local or …

2019-9-21 · Assessment of heavy metals (Pb, Cd, Zn and Cu) concentrations in soils along a major highway in Wukari, North-Eastern Nigeria O.J. Achadu 1*, E.E. Goler 2, O.O. Ayejuyo 3, O.O. Olaoye 4, O.I. Ochimana 5 1Department of Chemistry, Kwararafa University, Wukari Taraba, Nigeria 2Department of Biological Sciences, Kwararafa University, Wukari Taraba ...Assessment of Pb, Cd, Cu, and Zn Exposures of 6- to 10 ...1999-4-1 · Levels of Pb, Cd, Cu, and Zn in these samples were estimated by differential pulse anodic stripping voltammetric technique. Intake of Pb, Cd, Cu, and Zn for 6- to 10-year-old children through ingestion and inhalation pathways have also been assessed. A correlation coefficient of 0.88 is observed between air lead and blood lead.

164 Nataliia O. Ryzhenko et al.: Cd, Zn, Cu, Pb, Co, Ni Phytotoxicity Assessment as Function of Its Substance Polarity Shift dose of pollutant reducing 50% of plant weight. The higher is value of PTD50 index – the less HM phytotoxicity. Usually LD50 index is used in toxicology as "doze-effect" correlation (pic. 1).THE ASSESSMENT OF Cd, Zn, Pb, Cu AND VITAMIN C IN …2013-2-20 · The assessment of Cd, Zn, Pb, Cu and vitamin C in peaches 75 filtered on 0.2μm membranes (Millipore, Bedford, MA, USA) and degassed before use. 2.2. Sampling and sample preparation A homogeneous sample of fresh peaches from an unpolluted area outside Constanta city (Lazu village situated at 8 kilometers away from Constanta) was ...

2019-9-21 · Assessment of heavy metals (Pb, Cd, Zn and Cu) concentrations in soils along a major highway in Wukari, North-Eastern Nigeria O.J. Achadu 1*, E.E. Goler 2, O.O. Ayejuyo 3, O.O. Olaoye 4, O.I. Ochimana 5 1Department of Chemistry, Kwararafa University, Wukari Taraba, Nigeria 2Department of Biological Sciences, Kwararafa University, Wukari Taraba ...ASSESSMENT OF Pb, Cd, Cu AND Zn AVAILABILITY FOR …2010-12-22 · ASSESSMENT OF Pb, Cd, Cu AND Zn AVAILABILITY FOR PLANTS IN BAIA MARE … 142 70 mg kg-1 DTPA-extractable Pb and Zn respectively, advocated to avoid human risk [WINTER SYDNOR & REDENTE, 2002] were exceeded in 94% and 54% of samples in case of Pb and Zn respectively. In case of Pb the 1st quartile of the DTPA-extractable

2017-9-15 · Also, Cu, Zn and Pb concentration values found in this study were determined to be higher than the values measured on the northwestern Black Sea Coast of Romania and the northeastern Black Sea Coast of Georgia (Secrieru and Secrieru, 2002: 1.9–107.6, 1–185 and 0.5–50.3 μg g − 1, respectively; Wilson et al., 2008: 30–117, 17–114 and ...Risk assessment for Cd, Cu, Pb and Zn in urban soils ...2013-12-1 · 3.2. Pseudototal pools of Cd, Cu, Pb and Zn. Table 1 presents the AR extractable contents of Cd, Cu, Pb and Zn in urban, rural, industrial and mining soils. In urban soils, metal levels showed a relatively large range as well as marked differences between mean and median concentration values (particularly for Cu and Pb) which are typical for soils affected by local or …

Levels of Pb, Cd, Cu, and Zn in these samples were estimated by differential pulse anodic stripping voltammetric technique. Intake of Pb, Cd, Cu, and Zn for 6- to 10-year-old children through ingestion and inhalation pathways have also been assessed. A correlation coefficient of 0.88 is observed between air lead and blood lead.Assessment of Cu, Pb and Zn content in selected species …Cu, Pb, and Zn levels in the plant and soil material were determined using flame atomic ab-sorption spectroscopy (FAAS)—in accordance with KQ/PB-16 and KQ/PB-28 for the plant material, and with KQ/PB-17 for the soil material. Determination of Cu was performed at a wavelength of 324.8 nm of Zn—213.8 nm and Pb—216.9 nm.

2020-7-27 · The concentrations of As, Cd, Zn, Cu and Pb were analyzed to assess their pollution levels and toxic risks in different wetlands affected by urbanization. The results showed that As and heavy metals (especially Cd) showed higher concentrations in urban and rural river wetland sediments compared with artificial wetland soils. Comparatively, urban river wetland sediments …Assessment of metal concentrations (Cu, Zn, and Pb) in ...2017-9-15 · Also, Cu, Zn and Pb concentration values found in this study were determined to be higher than the values measured on the northwestern Black Sea Coast of Romania and the northeastern Black Sea Coast of Georgia (Secrieru and Secrieru, 2002: 1.9–107.6, 1–185 and 0.5–50.3 μg g − 1, respectively; Wilson et al., 2008: 30–117, 17–114 and ...

The stable isotope compositions of Cu and Zn in major geochemical reservoirs are increasingly studied with the aim to develop these isotope systems as tools to investigate the global biogeochemical cycles of these trace metals. The objectives of the present study were (i) to expand the range of Cu, Zn, and Pb isotope compositions of mineral dust by analyzing …Risk assessment for Cd, Cu, Pb and Zn in urban soils ...2013-12-1 · 3.2. Pseudototal pools of Cd, Cu, Pb and Zn. Table 1 presents the AR extractable contents of Cd, Cu, Pb and Zn in urban, rural, industrial and mining soils. In urban soils, metal levels showed a relatively large range as well as marked differences between mean and median concentration values (particularly for Cu and Pb) which are typical for soils affected by local or …

Cu, Pb, and Zn levels in the plant and soil material were determined using flame atomic ab-sorption spectroscopy (FAAS)—in accordance with KQ/PB-16 and KQ/PB-28 for the plant material, and with KQ/PB-17 for the soil material. Determination of Cu was performed at a wavelength of 324.8 nm of Zn—213.8 nm and Pb—216.9 nm ontiers | A Global Assessment of Copper, Zinc, and Lead ...The stable isotope compositions of Cu and Zn in major geochemical reservoirs are increasingly studied with the aim to develop these isotope systems as tools to investigate the global biogeochemical cycles of these trace metals. The objectives of the present study were (i) to expand the range of Cu, Zn, and Pb isotope compositions of mineral dust by analyzing …

2012-1-5 · These findings suggest interaction between Pb, Cu, Cd and Zn in both vegetables and soil is important, in relation to the known geochemical association between the studied metals. The soil metal concentrations appear to influence the uptake of Pb, Cu, Cd, Zn in vegetables [21]. The correlation analysis of aqua regia-extractable metals in ...Cd, Zn, Cu, Pb, Co, Ni Phytotoxicity Assessment as ...2017-6-20 · In this paper we investigate the use of probit analysis for heavy metals (Pb, Cd, Cu, Zn, Co, Ni) toxicity for spring barley (Hordeum vulgare L.) in sod -podzolic sandy loam soil and chernozem soil. Toxicity of studied reduced in the following order: Cd>Cu>Ni>Co>Zn>Pb (chernozem soil). Tight correlation between studied metals phytotoxicity for plants of spring …

2015-11-15 · Cu and Zn have been identified as typical "urban" metals, usually associated with intensive urban traffic (as with Pb), domestic and industrial activities (Biasioli et al., 2007). Nickel is usually associated with geological characteristics of the studied area ( Biasioli et al., 2007 ) or with sewage sludge ( Kabata-Pendias and Pendias, 2001 ).Assessment of As, Cd, Zn, Cu and Pb Pollution and Toxicity ...2020-7-27 · The concentrations of As, Cd, Zn, Cu and Pb were analyzed to assess their pollution levels and toxic risks in different wetlands affected by urbanization. The results showed that As and heavy metals (especially Cd) showed higher concentrations in urban and rural river wetland sediments compared with artificial wetland soils. Comparatively, urban river wetland sediments …

2018-12-11 · This research was conducted in order to determine As, Cd, Cu, Fe, Pb, and Zn concentrations in soil and parts of wild rose (Rosa spp., predominantly Rosa canina L.) in the Bor area, known for more than 100 years of mining and pyrometallurgical production of copper, as well as to determine the possibility of its usage as an environmental indicator or for …Cd, Zn, Cu, Pb, Co, Ni phytotoxicity assessmentIn this paper, we investigate using of probit analysis for heavy metals (Pb, Cd, Cu, Zn, Co, Ni) toxicity assessment for spring barley (Hordeum vulgare L.) …

2020-7-27 · The concentrations of As, Cd, Zn, Cu and Pb were analyzed to assess their pollution levels and toxic risks in different wetlands affected by urbanization. The results showed that As and heavy metals (especially Cd) showed higher concentrations in urban and rural river wetland sediments compared with artificial wetland soils. Comparatively, urban river wetland sediments …Assessment of Cu, Pb, Zn and Cd Availability to …2012-1-5 · These findings suggest interaction between Pb, Cu, Cd and Zn in both vegetables and soil is important, in relation to the known geochemical association between the studied metals. The soil metal concentrations appear to influence the uptake of Pb, Cu, Cd, Zn in vegetables [21]. The correlation analysis of aqua regia-extractable metals in ...

2020-8-31 · The analyses showed that the lowest Cu, Zn, and Pb levels (p < .05) occurred in the aboveground biomass of P. pratensis (Table 3). The highest significant Cu level was found in L. perenne, Zn—in F. rubra, and Pb—in F. arundinacea. …Assessment of Cu, Pb and Zn content in selected species …Cu, Pb, and Zn levels in the plant and soil material were determined using flame atomic ab-sorption spectroscopy (FAAS)—in accordance with KQ/PB-16 and KQ/PB-28 for the plant material, and with KQ/PB-17 for the soil material. Determination of Cu was performed at a wavelength of 324.8 nm of Zn—213.8 nm and Pb—216.9 nm.

Assessment of heavy metals (Cd and Pb) and micronutrients (Cu, Mn, and Zn) of paddy (Oryza sativa L.) field surface soil and water in a predominantly paddy-cultivated area at Puducherry (Pondicherry, India), and effects of the agricultural runoff on the elemental concentrations of a receiving rivuletAssessment of Ni, Cu, Zn and Pb levels in beach and dune ...2015-11-15 · Cu and Zn have been identified as typical "urban" metals, usually associated with intensive urban traffic (as with Pb), domestic and industrial activities (Biasioli et al., 2007). Nickel is usually associated with geological characteristics of the studied area ( Biasioli et al., 2007 ) or with sewage sludge ( Kabata-Pendias and Pendias, 2001 ).

2010-12-22 · ASSESSMENT OF Pb, Cd, Cu AND Zn AVAILABILITY FOR PLANTS IN BAIA MARE … 142 70 mg kg-1 DTPA-extractable Pb and Zn respectively, advocated to avoid human risk [WINTER SYDNOR & REDENTE, 2002] were exceeded in 94% and 54% of samples in case of Pb and Zn respectively. In case of Pb the 1st quartile of the DTPA-extractableAssessment of Cd, Hg, Pb, Cu and Zn Amounts in Muscles …2005-7-2 · Assessment of Cd, Hg, Pb, Cu and Zn Amounts in Muscles of Cyprinus Carpio from Karasu Stream, Sinop. Levent Bat 1*, Fatih Şahin 1, Ayşah Öztekin 1, Elif Arici 2, Öztekin Yardim 1. 1 Department of Hydrobiology, Fisheries Faculty, University of Sinop, Turkey. 2 Vocational School of Health Services, University of Sinop, Turkey. Corresponding Author Email: …

Assessment of Zn, Cu, Pb and Ni contamination in wetland soils and plants in the Lake Victoria basin 1*G. Nabulo, 2H. Oryem Origa, 3G. W. Nasinyama, 4D. Cole 1The University of Nottingham, Plant Science Division, Sutton Bonington Campus, Loughborough, Leicestershire, LE12 5RD, United KingdomCd, Zn, Cu, Pb, Co, Ni PHYTOTOXICITY ASSESSMENTCd>Cu>Ni>Co>Pb>Zn (sod podzolic soil) and Cd>Cu>Ni>Co>Zn>Pb (chernozem soil). Results of the study could be useful indicators of Cu, Ni, Co, Cd, Pb and Zn phytotoxicity assessment at the growing of Hordeum vulgare (L.) in heavy metals contaminated areas. The PhLD 50 value demonstrates the comparative toxicity of metals.

Assessment of Heavy Metal Concentrations (Cu, Cd, Pb, and Zn) in Wastewater from Gusii Treatment Plant in Kisii County, Kenya. February 2022; ... (Cd, Pb, Cu, Zn, and Fe) across the various stages ...Assessment of Pb, Cd, Cu, and Zn exposures of 6- to 10 ...Levels of Pb, Cd, Cu, and Zn in these samples were estimated by differential pulse anodic stripping voltammetric technique. Intake of Pb, Cd, Cu, and Zn for 6- to 10-year-old children through ingestion and inhalation pathways have also been assessed. A correlation coefficient of 0.88 is observed between air lead and blood lead.

2012-1-5 · These findings suggest interaction between Pb, Cu, Cd and Zn in both vegetables and soil is important, in relation to the known geochemical association between the studied metals. The soil metal concentrations appear to influence the uptake of Pb, Cu, Cd, Zn in vegetables [21]. The correlation analysis of aqua regia-extractable metals in ...Assessment of As, Cd, Cu, Fe, Pb, and Zn concentrations in ...2018-12-11 · This research was conducted in order to determine As, Cd, Cu, Fe, Pb, and Zn concentrations in soil and parts of wild rose (Rosa spp., predominantly Rosa canina L.) in the Bor area, known for more than 100 years of mining and pyrometallurgical production of copper, as well as to determine the possibility of its usage as an environmental indicator or for …

Cu, Pb, and Zn levels in the plant and soil material were determined using flame atomic ab-sorption spectroscopy (FAAS)—in accordance with KQ/PB-16 and KQ/PB-28 for the plant material, and with KQ/PB-17 for the soil material. Determination of Cu was performed at a wavelength of 324.8 nm of Zn—213.8 nm and Pb—216.9 nm.Assessment of As, Cd, Cu, Fe, Pb, and Zn concentrations in ...2018-12-11 · This research was conducted in order to determine As, Cd, Cu, Fe, Pb, and Zn concentrations in soil and parts of wild rose (Rosa spp., predominantly Rosa canina L.) in the Bor area, known for more than 100 years of mining and pyrometallurgical production of copper, as well as to determine the possibility of its usage as an environmental indicator or for …