pattern
Figure 2: Biodegradation pattern of some PAHs in crude oil contaminated soil incubated with P. sajor-caju during weekly incubation periods (% reduction in concentration for naphthalene=29.0-61.1%; acenaphthene=34.2-60.7%; acenaphthylene=48.2-64.1% and fluorene=21.4-55.3%).