BIOREMEDIATION OF A PETROLEUM-HYDROCARBON POLLUTED AGRICULTURAL SOIL AT VARIOUS LEVELS OF SOIL TILLAGE IN PORTHARCOURT, NIGERIA. NIJOTECH [Internet]. 2006 Mar. 16 [cited 2026 Apr. 19];25(1):44-51. Available from: https://nijotech.com/index.php/nijotech/article/view/527