Oil-contanminated soil could considerably influence the normal function of the soil, the ecological enviroment and the human health. People are paying more and more attention to the study of contamination mechanism, ecological effects and bioremediation technology of petroleum-contanminated soil. Biological treatment of petroleum-contanminated soil has many advantages, for example, low cost, mild conditions, no second pollution. So the method has caused wide public concern and developed rapidly. In view of ...