Publications
Title | Abstract | Year Filter | PMID(sorted ascending) Filter |
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biomonitoring seasonal variation of urban air polycyclic aromatic hydrocarbons (pahs) using ficus benghalensis leaves. | temporal and seasonal variations of polycyclic aromatic hydrocarbons (pahs) concentrations in leaves of ficus benghalensis were investigated in varanasi city (india). leaf samples were collected from six sites from urban area of varanasi and from a control site. pah extraction was done by sonication in dichloromethane-acetone and quantification by gc-ms. in january total leaf pahs concentrations at all the urban sites were twice higher as compared to other season's viz. summer and rainy. in cont ... | 2008 | 17544556 |