PHYTOREMEDIATION OF LEAD CONTAMINATED SOIL WITH THE HELP OF PLANT BAMBUSA VULGARIS
Ankita Sahu*
ABSTRACT
Heavy metals are naturally occurring elements in soil & are found throughout the Earth‘s crust, yet some anthropogenic activities increases the concentrations in the environment. The present study is a step to solve the problem of high level of Pb in ecological system. Plant B.vulgaris is a very good tool for bioremediation to remove Pb from soil. The level of Pb in different parts of B. vulgaris increases from 119 to 181% of control. It indicates that the plant has great potential to remediate Pb from the soil. Pb in the soil of university campus was very low (2.32 mg/kg). Level of Pb in root, stem and leaf of B. vulgaris was 0.23, 0.28 and 0.27 mg/kg, respectively. Now, this plant was grown in soil containing 12 mg/kg and 72 mg/kg Pb for 3 months. After 3 months, again concentration of Pb in the soil, root, stem and leaf of root was measured. It was observed that Pb concentration in root and shoot were significantly increased with respect to control group of plants. The present study also supports the fact that use of B. vulgaris in traditional Hindu way of life is very important. It‘s use in marriage ceremony as one of the plant that is planted in the worship place, as well as in any pooja ceremony.
Keywords: Soil, Metals, Remediation, phytovolatization.
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