فهرست مقالات EZEUGWU FELIX مقاله 1 - Effects of Process Parameter on Crude Oil Biodegradation of Palm Oil Mill Effluent using Response Surface Optimization 10.22034/jchr.2019.664497 Ani Amechi Ezeugwu Felix Journal of Chemical Health Risks , شماره 2 , سال 9 , بهار 2019