Items where Author is "Oswald, Edeogu Chukwu"
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Frederick, Orinya Onyebuchi and Iroha, Akubugwo Emmanuel and Oswald, Edeogu Chukwu (2013) Evaluation of the Concentration of Selected Heavy Metals and the Effects on Soil Enzymatic Activities in an Abandoned Cement Factory Nigercem Nkalagu and Its Environs. International Journal of Biochemistry Research & Review, 4 (1). pp. 16-27. ISSN 2231086X