In this paper, the bacterias CH1, CH2, CH3 and CH4 which could degrade petroleum hydrocarbons were isolated and purified from the oil-polluted soil under anaerobic and aerobic conditions.

• 在好氧和厌氧条件下,从油污土壤中分离纯化出4株能降解石油烃类的微生物CH1、CH2、CH3和CH4。