cu zn pb and screening plant korea

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

     · In this study, a total of 36 plant samples of 17 species was collected from 10 locations at the site ncentrations 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 ().

  • A Review on Heavy Metals (As, Pb, and Hg) Uptake by Plants ...

    Concentrations of Ag, Cd, Cu, Pb, Sb, and Zn in the initial contaminated soil were 3–6 times higher than those in the initial clean soil. In particular, contents of Cu, Mo, Ni, Pb, Sb and Zn in roots of the wheat grown in the contaminated soil were higher than those in the roots of the plants grown in the clean soil.

  • Accumulation properties of As, Cd, Cu, Pb and Zn by four ...

    Above- and below-ground parts of Salix (mixed tissue from S. phylicifolia and S. borealis), Carex rostrata, Eriophorum angustifolium, and Phragmites australis were sampled and analysed for Cd, Cu, Zn, Pb and As. Differences in uptake and translocation properties of the same plant species were observed between field-grown plants and plants grown ...

  • Assessment of heavy metals accumulation by spontaneous ...

     · Spontaneously growing native plants were botanically identified and then classified into 21 species and 14 families. Significant difference was observed among the average concentrations of four heavy metals (Pb, Zn, Cu and Cd) in plants (p ≤ 0.05).

  • Potentially toxic elements pollution in road deposited ...

     · S i is the soil pollution concern standard for road and factory site in Korea and its values (mg/kg) of Cr 6+, Ni, Cu, Zn, As, Cd, Pb and Hg were 40, 500, 2000, 2000, 200, 60, 700 and 20 ...

  • Environmental contamination and seasonal variation of ...

    Environmental contamination and seasonal variation of metals in soils, plants and waters in the paddy fields around a Pb-Zn mine in Korea Sci Total Environ . 1997 May 30;198(2):105-21. doi: 10.1016/s0048-9697(97)05434-x.

  • Phytoremediation of heavy-metal-polluted soils: screening ...

    This study was conducted in a dried waste pool of a lead and zinc mine in Angouran (Iran) to find accumulator plant(s). Concentrations of heavy metals were determined both in the soil and the plants that were grown in the mine and out of mine. The concentration of total Cu, Fe, Zn, Pb and Ni in the mine area were higher than the control soil.

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

    Int. J. Environ. Sci. Technol. 2007; 4 (2): 169-176 International Journal of Environmental Science and Technology

  • Screening of native plants from wasteland surrounding a Zn ...

    Plants demonstrated differentiated potential on metal accumulation and translocation, and the total Cd, Cu, Pb, and Zn contents in the aerial parts of plants ranged from 5.57 to 268.5, 14.34 to 140.90, 10.43 to 570.3, and 110.3 to 1350 mg kg-1, respectively. Symphytum officinale Linn. distinguished itself from the various plants as a promising ...

  • Assessment of As and Heavy Metal Contamination in the ...

    The mean concentrations of As, Cd, Cu, Pb and Zn in the tailings were 68.5, 7.8, 99, 3,754 and 733 µg g −1, respectively. Maximum Pb concentration in tailings was up to 90 times higher than its tolerable level. The concentrations of these metals were highest in the soils from the dressing plant area, and decreased in the order: farmland soil ...

  • Analysis of DTPA Extracted Soils per Chinese Standard HJ ...

    Cd, Co, Cu, Fe, Mn, Ni, Pb, and Zn. Analysis of DTPA Extracted Soils per Chinese Standard HJ 804-2016 Simplify method development and improve confidence in results with the Agilent 5800 VDV ICP-OES and IntelliQuant Screening Author Michael Mavrogenis Agilent Technologies, Inc.

  • Seasonal variations of metal (Cd, Pb, Mn, Cu, Zn ...

     · Higher concentrations of Cd, Pb, and Zn were generally noted for the stems than for the leaves whereas Mn and Cu were consistently present at higher concentrations in the leaves than in the stems. These results suggest that S. subfragilis can be a useful bioindicator for Pb, as well as for Cd and Zn.

  • Heavy metal contamination and health risk assessment in ...

    The highest levels in crop plant were 33 mg As/kg and 3.8 mg Pb/kg (in green onion root), 0.87 mg Cd/kg and 226 mg Zn/kg (in lettuce root), 16.3 mg Cu/kg (in sesame leaves). The concentration of heavy metals in leaves is much higher than those in grains and stalk.

  • Heavy Metals in Wastewater and Sewage Sludges | Analytik ...

    Many heavy metals such as Pb, Cd, Ni, Cu, Zn, and Cr enter the environment through industrial wastewater. Monitoring this wastewater is a routine task. An easy way to detect these heavy metals is flame AAS. It is a proven and cost-effective technology that has been used in environmental monitoring for many decades.

  • Biology | Free Full-Text | Phytoremediation Perspectives ...

     · The sediment in the three drains exceeded the worldwide permissible ranges of Cu, Zn, and Pb, but it ranged within safe limits for Mn, Cd, Ni, and Co. P. australis accumulated the highest levels of Fe, Co, Cd, and Ni, while E. crassipes contained the highest concentrations of Cu, Zn, Mn and Pb.

  • Ecological modelling of a wetland for phytoremediating Cu ...

     · Abstract: An artificial wetland was computationally modelled using STELLA®, a graphical programming tool for an Au–Cu mine site in Central-west NSW, the aim of which was to offer a predictive analysis of a proposed wetland for Cu, Zn and Mn removal using Typha domingensis as the agent. The model considers the important factors that impact phytoremediation of Cu, Zn and Mn.

  • Portulaca grandiflora as green roof vegetation: Plant ...

    ABSTRACT. Finding appropriate rooftop vegetation may improve the quality of runoff from green roofs. Portulaca grandiflora was examined as possible vegetation for green roofs. Green roof substrate was found to have low bulk density (360.7 kg/m 3) and high water-holding capacity (49.4%), air-filled porosity (21.1%), and hydraulic conductivity (5270 mm/hour).

  • Screening of Native Plants Growing on a Pb/Zn Mining Area ...

    Screening of native plant species from mining sites can lead to identify suitable plants for phytoremediation approaches. In this study, we assayed heavy metals tolerance and accumulation in native and dominant plants growing on abandoned Pb/Zn mining site in …

  • Contamination by Cd, Cu, Pb, and Zn in mine wastes from ...

     · The particle size of tailings was in the range of 10–100 μm. The pH of the waste covered a wide range, from 1.73 to 8.11, and was influenced by associated minerals and elevated levels of Cd, Cu, Pb, and Zn, extracted by a Korean Standard Method (digestion with 0.1 mol L−1 HCl), which were found in the wastes.

  • Screening of metal uptake by plant colonizers growing on ...

    The stress-resistant exotic olive, Olea europaea exhibited EF of ≤ 0.01 for Cu, Cd, and Pb, and 0.29 for Zn, which is characteristic of an excluder plant. Acacia pycnantha, the Australian pioneer legume species with EF 0.03, 0.80, 0.32, and 0.01 for Cu, Zn, Cd, and Pb, respectively, emerged as another strong metal excluder and consequently as ...

  • Speciation, Fate and Transport, and Ecological Risks of Cu ...

    The Cu, Pb, and Zn concentrations were high, ranging from 439.1 to 4527 mg/kg in the tailings and from 0.162 to 7.964 mg/L in the leachate, respectively. Concentrations of metals in the leachate and tailings were positively correlated. Over 60% of the Cu in the tailing samples existed in an oxidizable form.

  • Comparison of four Sesbania species to remediate Pb/Zn and ...

    The results indicated that inoculated plants generally produced a higher biomass than samples without inoculation. Pb/Zn mine tailings containing rather high concentrations of total and water-soluble Cu, Pb, and Zn were toxic to plant growth compared with Cu mine tailings, according to the growth performance of the four species.

  • Phytoextraction of zinc, copper, nickel and lead from a ...

    In a pot culture experiment, five different species of Brassica (Brassica juncea, Brassica campestris, Brassica carinata, Brassica napus, and Brassica nigra) were grown for screening possible accumulators of heavy metals, viz. Zn, Cu, Ni, and Pb. The plants were grown to maturity in a soil irrigated …

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

    Phytoextraction is a green remediation technology for clean-up contaminated soils. The effect of chelator application including EDTA, EDDS, and citric acid on phytoextraction of Cu, Zn, and Pb into high biomass vetiver ( Vetiveria zizaniodides ) was investigated in the hydroponic experiment and the pot experiment. In the hydroponic test, EDTA induced the most significant toxic symptom on ...

  • Metal accumulation screening of the Río Tinto flora ...

    Plant species that present these adaptations might be useful to mining and other metal pollution restoration programs. This study reports the results for the screening of Ca, Mg, Na, Mn, Fe, Ni, Cu, Zn, As, and Pb in aerial tissues of 97 plant species from the Tinto basin flora.

  • Frontiers | Effect of Divalent Cations (Cu, Zn, Pb, Cd ...

     · Microbially induced calcium carbonate precipitation (MICP) is a bio-geochemical process involving calcium carbonate precipitation and possible co-precipitation of other metals. The study investigated the extent to which a urease-positive bacterium, Sporosarcina pasteurii, can tolerate a range of metals (e.g., Cu, Zn, Pb, Cd, and Sr), and analyzed the role of calcium carbonate bioprecipitation ...

  • Environments | Free Full-Text | A New Method of ...

    The distribution maps of average Cu, Zn, As, and Pb concentrations at each sampling region detected almost all of the Cu, Zn, and As pollution of the soils. Therefore, lichens could be used in practical applications to monitor Cu, Zn, and As pollution in surface soils. View Full-Text

  • Elemental screening of plant-based foods by slurry ...

     · Screening of nutritional and toxic elements in plant-based foods is very important for human health. A reliable solid sampling inductively coupled plasma-mass spectrometry (ICP-MS) method based on the direct introduction of food particle slurries for the simultaneous determination of 16 elements (K, Ca, Mg, Fe, Sr, Zn, Cu, As, Pb, Cr, V, Li, Ti, Rb, Ge, and Ba) was developed.

  • Heavy metal contamination in dusts and stream sediments in ...

     · Heavy metal contamination from these point sources has received much attention in the Taejon area, Korea. In order to investigate the degree of heavy metal contamination, 81 road dusts, 79 house dusts, 40 indoor dusts of subway stations and 21 stream sediments have been analyzed for Cd, Cu, Pb and Zn. Copper, Pb and Zn levels in road dusts from ...

  • Hyperaccumulation of lead, zinc, and cadmium in plants ...

     · A field survey was conducted to identify potential hyperaccumulators of Pb, Zn or Cd in the Beichang Pb/Zn mine outcrop in Yunnan Province, China. The average total concentrations of Pb, Zn, and Cd in the soils were up to 28,438, 5,109, and 52 mg kg−1, respectively. A total of 68 plant species belonging to 60 genera of 37 families naturally colonizing the outcrop were recorded. …

  • Accumulation of As, Ag, Cd, Cu, Pb, and Zn by Native ...

    The capability of native plant species grown in polluted post-mining soils to accumulate metals was evaluated in view of their possible suitability for phytoremediation. The study areas included two environmental liabilities in the Cajamarca region in the Peruvian Andes. The content of As, Ag, Cd, Cu, Pb, and Zn was determined in individual plant organs and correlated with soil characteristics.

  • Cultivar-specific differences in heavy metal (Cd, Cr, Cu ...

     · This study aimed to investigate the cultivar differences and the involved rhizosphere mechanisms in multiple heavy metal (i.e., Cd, Cr, Cu, Pb, and Zn) accumulation in water spinach. Pot experiments were performed on long-term contaminated soil to determine heavy metal accumulation in 15 water spinach cultivars. A hydroponics experiment was extended using Ca channel blocker LaCl3.

  • Screening of Native Plants Growing on a Pb/Zn Mining Area ...

    Screening of native plant species from mining sites can lead to identify suitable plants for phytoremediation approaches. In this study, we assayed heavy metals tolerance and accumulation in native and dominant plants growing on abandoned Pb/Zn mining site in eastern Morocco. Soil samples and native plants were collected and analyzed for As, Cd, Cu, Ni, Sb, Pb, and Zn concentrations.

  • Screening of Native Plants Growing on a Pb/Zn Mining Area ...

     · plants Article Screening of Native Plants Growing on a Pb/Zn Mining Area in Eastern Morocco: Perspectives for Phytoremediation Said El Hasnaoui 1,2, Mouna Fahr 1,2,*, Catherine Keller 2,3, Clément Levard 2,3, Bernard Angeletti 2,3, Perrine Chaurand 2,3, Zine El Abidine Triqui 1,2, Abdelkarim Guedira 1,2, Laila Rhazi 4, Fabrice Colin 2,3 and Abdelaziz Smouni 1,2,* 1 Laboratoire de ...

  • Distribution of Cd, Pb, Zn and Cu and their chemical ...

     · Total heavy metals Heavy metal concentrations. Seven metals, namely Cd, Cu, Pb, Zn, Cr, Ni and As were determined. Table 2 shows the ranges of total metal content of all soils and the means and medians of two groups: (A) 1 km far from smelter soil group; (B) 3–6 km far from smelter soil group. The mean Cd, Pb and Zn concentrations of Group A and B were elevated as compared with …