From

Microbiological and Physicochemical Characteristics of Soil Contaminated With Used Petroleum Products in Umuahia, Abia State, Nigeria

Eze V.C., Onwuakor C.E., Orok F.E.

Journal of Applied & Environmental Microbiology. 2014, 2(6), 281-286 doi:10.12691/jaem-2-6-3