• Accumulation of Pb, Cu, and Zn in native plants growing on

    Sep 15, 2006· In this study, a total of 36 plant samples of 17 species was collected from 10 locations at the site. Concentrations of Pb, Cu and Zn in soils and plant biomass are provided in Table 2, Table 3, Table 4.Total Pb concentrations in the plants ranged from non-detectable to as high as 1183 mg kg − 1, with the maximum being in the roots of Phyla nodiflora from site 4 ().

  • Cited by: 1198
  • Potentially Toxic Metals in Soil and Dominant Plants from

    Nov 19, 2018· The levels of Cu in plant species were highest, followed by Zn, Pb, and Cd. The highest levels of Zn (261 mg kg −1), Cd (6.33 mg kg −1) and Pb (12.6 mg kg −1) were found in the leaf of Elsholtzia splendens and the highest concentration of Cu (1158 mg kg −1) was found in the root of Imperata cylindrica. Potentially toxic metals uptake

  • Cited by: 1
  • An Ex-Situ Immobilization Experiment with Zn, Pb, and Cu

    The remediation of dredged marine sediments contaminated by metals has drawn increasing attention globally. Immobilization was regarded as a promising method for reducing adverse impacts on marine ecosystems. In this study, kaolinite and limestone were used as amendments to immobilize Zn, Pb, and Cu in dredged marine sediments, which were collected from the coastal zone adjacent to Tianjin

  • Potential hyperaccumulation of Pb, Zn, Cu Qixing Zhou and

    Potential hyperaccumulation of Pb, Zn, Cu and Cd in endurant plants distributed in an old smeltery, northeast China Received: 5 April 2006 Accepted: 6 June 2006 Published online: 28 July 2006 Springer-Verlag 2006 Abstract The absorption and accu-mulation of Pb, Zn, Cu and Cd in some endurant weed plant species that survived in an old smeltery in

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  • Content, speciation and pollution assessment of Cu, Pb and

    Oct 16, 2014· Abstract. The concentration and speciation of Cu, Pb and Zn in soil samples collected around the lead–zinc smelting plant of Baoji, NW China, were determined using X-ray fluorescence spectrometry and the modified European Community Bureau of

  • Cited by: 10
  • Immobilization of Zn, Cu, and Pb in contaminated soils

    bilization of other metals (e.g., Cu, Zn, and Cd) [5,15–17]. A single amendment may not be suitable for multiple metals and the treat-ment effectiveness depends on assessment methods [18–20].For example, addition of P to a soil contaminated with Pb, Zn, and Cd reduced the bioavailable Pb, but increased plant Cd concentrations [19].

  • Accumulation of Pb, Cu, and Zn in native plants growing on

    Accumulation of Pb, Cu, and Zn in native plants growing on a contaminated Florida site Joonki Yoon a, Xinde Cao a, Qixing Zhou b, Lena Q. Ma a,⁎ a Soil and Water Science Department, University of Florida, Gainesville, FL 32611-0290, United States b Key Laboratory of Terrestrial Ecological Process, Chinese Academy of Sciences, Shenyang 110016, China Received 8 July 2005; received in revised

  • Potential hyperaccumulation of Pb, Zn, Cu SpringerLink

    Jul 28, 2006· The absorption and accumulation of Pb, Zn, Cu and Cd in some endurant weed plant species that survived in an old smeltery in Liaoning, China, were systematically investigated. Potential hyperaccumulative characteristics of these species were also discussed.

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  • Accumulation of Cr, Cd, Pb, Cu, and Zn by plants in

    Aug 23, 2016· Soil in these sites exhibited toxic levels of Cr (averaged 16,492 mg kg −1) and other metals (e.g., 48.3 mg Cu kg −1, 2370 mg Zn kg −1, 44.9 mg Pb kg −1, and 0.59 mg Cd kg −1). Different metal tolerance and accumulation patterns were observed among the sampled plant species.

  • Cited by: 8
  • Screening of seaweeds in the East China Sea as potential

    Screening of seaweeds in the East China Sea as potential bio-monitors of heavy metals. UWA Oceans Institute and School of Plant Biology, University of Western Australia, 35 Stirling Highway, Crawley, WA, 6009, Australia. (Cu, Cr, Ni, Zn, Pb, Cd, As) in the seaweeds was determined, and the bioaccumulation coefficient was calculated. A

  • Potential hyperaccumulation of Pb, Zn, Cu and Cd in

    The absorption and accumulation of Pb, Zn, Cu and Cd in some endurant weed plant species that survived in an old smeltery in Liaoning, China, were systematically investigated. Potential hyperaccumulative characteristics of these species were also discussed.

  • Published in: Environmental Earth Sciences · 2007Authors: Shuang Cui · Qixing Zhou · Qixing Zhou · Lei ChaoAffiliation: Chinese Academy of Sciences · Nankai UniversityAbout: Industrial waste · Chine · Bioremediation · Pollution · Contamination · Cadmium
  • Bioaccessibility and health risk of arsenic and heavy

    The bioaccessibility and human health risks of As and heavy metals (Cu, Pb, Zn, Ni, Co, Cr, Cd and Mn) in total suspended particulates (TSP) and fine particulate matter (PM2.5) in Nanjing, China

  • Transfer of Heavy Metals (Cd, Pb, Cu and Zn) from Roadside

    Roadside soil, dusts, and three ornamental plants-Begoniaceae (Begonia semperflorens Link et Otto), Tagetes (Tagetes erecta Linn.), and Salvia (Salvia splendens Ker-Gawle) were collected from urban arteries in Nanjing City, China. Concentrations of metals (Pb, Cd, Cu and Zn) were analyzed using inductively coupled plasma atom emission spectrometry and inductively coupled plasma mass

  • IJERPH Free Full-Text Cd, Cu, and Zn Accumulations

    The intense management practices in greenhouse production may lead to heavy metal (HM) accumulations in soils. To determine the accumulation characteristics of HM and to evaluate possible HM sources in greenhouse soils, thirty typical greenhouse soil samples were collected in Shouguang District, Shandong Province, China. The results indicate that the Cd, Cu, and Zn concentrations are

  • Assessment of Soil Heavy Metal Cu, Zn and Cd Pollution in

    According to this research, the order of spatial distribution of soil heavy metal Cu, Zn and Cd pollution in Beijing shows that: the center district > suburb > outer suburb.

  • Cu-Pb-Zn Dressing Process xinhaimining

    There are many cases of Xinhai Cu-Pb-Zn Dressing Process. Welcome to visit our company! A copper-lead-zinc dressing plant in northwest of China, Xinhai adopted parts preferential flotation based on technology advantages of preferential and mixed flotation and combined with the ore characteristics.

  • Study on the Heavy Metals Removal Efficiencies of

    of the seven rivers in China, heavy metals especially Zn, Pb, Cu and Cr had polluted the water systems [5]. Con-sidering amount of waste water containing Zn, Pb and Cu mainly discharged by steel plants and copper metal-lurgy plants, the water pollution on Pb, Zn and Cu were studied in this paper. Plant plays an important role in CWs. Plant root

  • Vegetation Composition and Heavy Metal Uptake by Wild

    The plant species composition and their ability to accumulate heavy metals were investigated at three contaminated sites in Xiangxi area, Southern China. The concentrations of Cd, Pb, Zn, and Cu in more than 363 samples of 125 plant species were analyzed in the present study. The average concentrations of Cd, Pb, Zn, and Cu in the plants were 19, 81, 637, and 8 mg kg−1, respectively.

  • Identification of hydrochemical genesis and screening of

    Therefore, there are 12 groundwater pollutants that are potentially harmful to human health in the study area: NH 4 –N, NO 3 –N, NO 2 –N, F, I, Fe, Mn, Cu, Zn, Pb, Se and As, from which the typical pollutants were ranked and screened. The screening effort was based on the index system method, which refers to the screening of the

  • "Screening The Phytoremediation Potential Of Native Plants

    The concentration for both level elements in the soil cover was 10~15% higher than that of the tailings except for Cu and Mo. The concentration of Cu, Pb, Mo, Zn, As, and Cr was determined in the roots and shoots of plants grown at the site.

  • Transfer Mechanism, Uptake Kinetic Process, and

    The transfer-uptake-bioavailability of phosphorus (P), Cu, Cd, Zn, and Pb in rhizosphere of Zizania latifolia (ZL) and Myriophyllum verticiilaturn (MV) cultivated in rhizoboxes in Lake Erhai (China) is evaluated by DGT (diffusive gradients in thin films) technique. DGT induced fluxes in sediments (DIFS) model reveals that resupply ability (r), liable pool size in sediment solid (kd), kinetic

  • Heavy Metal Bioaccumulation and Mobility From Rice Plants

    Samples of soils, rice plants, and the adult, long-winged, brown planthoppers, Nilaparvata lugens (Stål) (Homoptera: Delphacidae), were collected from 18 sites of 9 regions in southern China. the concentrations of seven elements (Cu, Zn, As, Mo, Ag, Cd, and Pb) were measured using inductively coupled plasma mass spectrometry. Heavy metal mobility and bioaccumulation were analyzed in the

  • Method for screening Cu, Zn, or Pb phytotoxicity on

    Method for screening Cu, Zn, or Pb phytotoxicity on switchgrass and reed canarygrass Agriculture and Agri-Food Canada, Québec, QC *[email protected] Introduction Materials & methods Results & Discussion Conclusions References Acknowledgements In Canada, there is a

  • Identification of hydrochemical genesis and screening of

    Therefore, there are 12 groundwater pollutants that are potentially harmful to human health in the study area: NH 4 –N, NO 3 –N, NO 2 –N, F, I, Fe, Mn, Cu, Zn, Pb, Se and As, from which the typical pollutants were ranked and screened. The screening effort was based on the index system method, which refers to the screening of the

  • Transfer Mechanism, Uptake Kinetic Process, and

    The transfer-uptake-bioavailability of phosphorus (P), Cu, Cd, Zn, and Pb in rhizosphere of Zizania latifolia (ZL) and Myriophyllum verticiilaturn (MV) cultivated in rhizoboxes in Lake Erhai (China) is evaluated by DGT (diffusive gradients in thin films) technique. DGT induced fluxes in sediments (DIFS) model reveals that resupply ability (r), liable pool size in sediment solid (kd), kinetic

  • usage of cyanide in gold mine gold processing plant in

    Cu-Pb-Zn Dressing Process. Cu-Pb-Zn Dressing Process is used for the Cu-Pb-Zn ore with complicated properties such as close symbiosis, difficult dissociation and oxidation, etc.Mixed flotation-concentrate regrinding process is applied for Cu-Pb-Zn sulfide ore...

  • Method for screening Cu, Zn, or Pb phytotoxicity on

    Method for screening Cu, Zn, or Pb phytotoxicity on switchgrass and reed canarygrass Agriculture and Agri-Food Canada, Québec, QC *[email protected] Introduction Materials & methods Results & Discussion Conclusions References Acknowledgements In Canada, there is a

  • Heavy metal concentrations in plants and soils at roadside

    Aug 12, 2005· Comparing heavy metal concentrations in trees and soil between urban Guangzhou and Hainan Island, China, Cu, Ni, Zn, Pb and Cr levels in soils and plants in urban Guangzhou were evidently affected by the human impact. However the heavy metal content in the soil compared to some international standards do not give cause for concern.

  • Using bamboo biochar with compost for the stabilization

    The bioavailable concentration of Zn, Pb, Cd and Cu decreased by 14, 11, 23 and 16%, respectively in TG soil. Similarly, DTPA extractable Cd, Pb, and Zn were reduced by 90, 38, and 24%

  • Comparison of extractability of Cd, Cu, Pb and Zn with

    Comparison of extractability of Cd, Cu, Pb and Zn with sequential extraction in contaminated and non-contaminated soils 1*M. A. Kashem, 2B. R. Singh, 3T. Kondo, 4S. M. Imamul Huq, 1S. Kawai 1Laboratory of Plant Physiology and Nutrition, Faculty of Agriculture, Iwate University Ueda 3-18-8, Morioka 020-8550, Japan

  • Published in: International Journal of Environmental Science and Technology · 2007Authors: Md Abul Kashem · Bal Ram Singh · Toshihito Kondo · S M Imamul Huq · Shigenao KaAffiliation: Iwate University · Norwegian University of Life Sciences · University of DhakaAbout: Extraction · Heavy metals
  • Journal of Plant Nutrition tandfonline

    ABSTRACT A greenhouse pot experiment was conducted to investigate heavy metal [copper (Cu), zinc (Zn), lead (Pb), and cadmium (Cd)] uptake by two upland rice cultivars, ‘91B3’ and ‘277’, grown in a sterilized field soil contaminated by a mixture of Cu, Zn, Pb, and Cd. Rice plants were inoculated with each of three arbuscular mycorrhizal fungi (AMF), Glomus versiforme (GV), Glomus

  • Heavy Metal Bioaccumulation and Mobility From Rice Plants

    Samples of soils, rice plants, and the adult, long-winged, brown planthoppers, Nilaparvata lugens (Stål) (Homoptera: Delphacidae), were collected from 18 sites of 9 regions in southern China. the concentrations of seven elements (Cu, Zn, As, Mo, Ag, Cd, and Pb) were measured using inductively coupled plasma mass spectrometry. Heavy metal mobility and bioaccumulation were analyzed in the

  • mineral processing cu zn pb plants turkey

    EVALUATION OF LEAD ZINC ORE TAILINGS BY FLOTATION Flotation is one of the most complex mineral processing operations as it is affected by a very Zn 3,12 Pb 3,43 Cu 0,098 Fe 2 . Live Chat Features and Flotation of Complex Cu Pb Zn Sulphides . Abstract.

  • limefeeder cu zn pb plant supplier in germany

    limefeeder cu zn pb plant supplier in germany lead, nickel, cobalt. It is the value which should have one ounce of silver according to the going prices of Zn, Cu, Pb, Nor and Co and to the average report between the price the silver and of these metals for 100 years. The top supplying country or region is China, which supply 98% of

  • Scrap Metal

    Separation of aluminium alloys with a higher Zn or Cu content. We are able to produce for instance the alloy 6061 by separating Al alloys with Zn and Cu contents of a few percent; Sorting of stainless steels. Separation of impurities such as Cu, Zn, brass, Pb, Sn in pure form and in the form of alloys.

  • Reclaimed Water Irrigation Effect on Agricultural Soil and

    The concentration, spatial distribution, and source of trace metals (As, Cd, Cu, Cr, Pb, and Zn) are investigated in agricultural soils and maize (Zea mays L.) subjected to two distinct types of irrigation water in Northern China.The results indicate that the concentration of trace metals in soils irrigated for approximately 30 years with reclaimed water exhibit only minor differences in

  • Phytoextraction of Cu, Zn, and Pb Enhanced by Chelators

    A previous hydroponic study had demonstrated that the accumulation pattern within plant Polygonum thunbergii increased in the sequence of Cd < Pb < Zn < Cu, and bioaccumulation coefficients increased in the order of Cd (2.0) < Pb (3.2) < Zn (13.1) < Cu (17.2) . The discrepancies of BCF from our results might be due to variation in heavy metal