Growth and Heavy Metals Uptake of Puccinellia distans (Jacq.) Parl
نویسنده
چکیده مقاله:
The use of plants to remediate contaminated soil has been the most rapidly developing component in environmental cleansing. Although total concentration of heavy metals in soil is used for regulatory review, it also is beneficial to assess the potential for ecosystem impact through a series of bioassays. One commonly used bioassay is seed germination. In current research study effect of contaminated soil with heavy metals (Pb, Zn, Cu, Fe) on germination and growth of Puccinellia distans were evaluated. Shoot and root concentrations of metals were also measured. Data obtained from the experiment indicated that the plant perform dose-dependent responses to the contaminated soils. Reduction in germination, root and shoot height and biomass were significantly (P
منابع مشابه
growth and heavy metals uptake of puccinellia distans (jacq.) parl
the use of plants to remediate contaminated soil has been the most rapidly developing component in environmental cleansing. although total concentration of heavy metals in soil is used for regulatory review, it also is beneficial to assess the potential for ecosystem impact through a series of bioassays. one commonly used bioassay is seed germination. in current research study effect of contami...
متن کاملپتانسیل گیاهپالایی Puccinellia distans (Jacq.) Parl در خاکهای آلوده به کادمیوم و نحوۀ کاهش خطر آبشویی کادمیوم به آبهای زیرزمینی
تحقیق حاضر با هدف بررسی پتانسیل گیاهپالایی Puccinellia distans (Jacq) Parl با استفاده از DTPA و EDTA و نحوۀ کاهش خطر آبشویی کادمیوم-کلاتانجام گرفت. بهمنظور آلوده کردن خاک به کادمیوم از نمک CdCl2 استفاده شد. تیمارهای استفادهشده شامل DTPA5/2، DTPA5، EDTA5/2، EDTA5، DTPA5/2+EDTA5/2، DTPA5+EDTA5/2، DTPA5/2+EDTA5، DTPA5+EDTA5 بود و در تیمارهای شاهد EDTA و DTPA استفاده نشد. فاکتور تجمع (BCF)، فاکت...
متن کاملphytoremediation potential of puccinellia distans (jacq.) parl in cd contaminated soil and method of leaching reduction into ground waters
the aim of present study was to investigate phytoremediation potential of puccinellia distans (jacq) parl using edta and dtpa and method of decreasing cd- chelating leacing risk. the soil samples spiked with cdcl2. the treatments comprised the following dosages 2.5dtpa, 5dtpa, 2.5edta, 5edta, 2.5edta+2.5dtpa, 2.5edta+5dtpa, 5edta+2.5dtpa, 5edta+5dtpa and control pots were not treated with edta ...
متن کاملبررسی اثر شوری بر رشد، میزان اسمولیتها و ترکیبات دیواره سلولی گیاه Puccinellia distans (jacq.)
متن کامل
Germination, Growth and Uptake of Heavy Metals in Contaminated Soils (Hordeum bulbosum L.)
The use of metal-accumulating plants to clean the contaminated soil with toxic metals is the most rapidly developing component of phytoremediation as an environmentally friendly technology. Overcoming harsh soil conditions and accelerating the recovery of degraded soils remain a worldwide restoration challenge. This study evaluated the effect of different concentrations of Pb, Zn, Cu and Fe on ...
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عنوان ژورنال
دوره 2 شماره 2
صفحات 83- 88
تاریخ انتشار 2012-07-01
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