Abstract:
:Thirty-six higher plants sampled from Olomoro, Irri, Uzere, and Oginni exploration sites in the Niger Delta region of Nigeria were subjected to GC/MS analysis to assess the occurrence, distribution and profiles of polycyclic aromatic hydrocarbons (PAHs) contained in them. The sigma28PAHs ranged from 335 to 3094 ng/g. The results of the nonparametric regression models showed that PAHs concentration in a plant cannot be used in isolation to deduce the total PAHs concentration in soils hosting the plant since PAHs concentration in a plant is influenced by the presence (or absence) of other plants in that location. A combination of Factor analysis (FA) and principal component analysis (PCA) were used to recognize PAHs concentration patterns among the plants in the studied locations and individual PAHs compounds. Woody annuals and perennial plants formed similar patterns in Oginni and Irri locations. Three main clusters were formed by all the compounds with naphthalene and 2-methylnaphthalene standing as outliers in all the four locations.
journal_name
Int J Phytoremediationjournal_title
International journal of phytoremediationauthors
Sojinu OS,Sonibare OO,Gayawan Edoi
10.1080/15226514.2012.716097subject
Has Abstractpub_date
2013-01-01 00:00:00pages
439-51issue
5eissn
1522-6514issn
1549-7879journal_volume
15pub_type
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journal_title:International journal of phytoremediation
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journal_title:International journal of phytoremediation
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