Onibon, V. O., Adesanya, , W. O., & Folorunso, O. R. (2014). Effects of Composts and NPK Fertilizer on the Performance of Maize Plant in Crude Oil Polluted Soils. International Journal of Natural and Practical Sciences (IJNPS), 2(2), 28–34. Retrieved from http://icidr.org.ng/index.php/Ijnps/article/view/527