Table 1.

Degradation of PAHs in contaminated soils and after inoculation with PAH-degrading strain BP 9

Soil and inoculationPAH concn (mg/kg)a at day:
PhenanthreneAnthraceneFluoranthenePyrene
098098098098
Native107 ± 5.31.5 ± 0.02111 ± 4.70.07 ± 0.01107 ± 5.589 ± 1.8103 ± 5.385 ± 2.0
Sterilized99 ± 4.682 ± 1.4108 ± 4.794 ± 1.4103 ± 1.888 ± 1.899 ± 0.984 ± 1.7
Native + BP 990 ± 3.778 ± 1.195 ± 2.072 ± 1.089 ± 3.084 ± 1.389 ± 2.879 ± 1.1
Sterilized + BP 985 ± 1.958 ± 1.0103 ± 2.274 ± 0.585 ± 1.862 ± 1.182 ± 1.960 ± 0.9
  • a Values are means ± standard deviations.