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Mercury Exposure on Potential Plant Ludwigia octovalvis L.- Preliminary Toxicological Testing

机译:潜在植物Ludwigia Octovalvis L.-初步毒理学测试的汞暴露

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The preliminary test in phytoremediation is necessaryto determine the ability of plant to survive in media with different concentrations of contaminant. It was conducted to determine the maximum concentration of the contaminant that isharmful to the plant and suppress the plant growth. This study showed the ability of Ludwigia octovalvisto resist mercury (Hg) contaminant in sand containing different concentrations of Hg (0, 0.5, 1, 2, 4, 6 and 8 mg/L). The experimental work wasperformed under greenhouse conditions for an observation period of 4 weeks. Throughout the 4 weeks duration, the resultsshowed that 66.66% of the plants withered for on exposure to Hg concentration of 4 mg/L and100% withered at higher concentrations of 6 and 8 mg/L. The results of this study may serve as a basis for research that aims to study uptake and accumulation of Hg using potential phytoremediation plants.
机译:植物化修复的初步试验是确定植物在培养基中存活的能力,不同浓度的污染物。进行了以确定对植物具有含量的污染物的最大浓度并抑制植物生长。该研究表明,含有不同浓度的Hg(0,0.5,1,2,4,6和8mg / L)的砂中Ludwigia OctoveVisto抗蚀汞(Hg)污染物的能力。实验工程在温室条件下表现为4周的观察期。在整个4周的持续时间内,结果表示66.66%的植物含有4mg / L的Hg浓度为4mg / L和100%以较高浓度的6和8mg / L含有。本研究的结果可以作为研究的基础,旨在使用潜在的植物修复植物研究Hg的吸收和积累。

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