Items where Author is "Charles, Okpala"
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Pius, C. and Nnaemeka, S. P. Obuka and Charles, Okpala and Vincent, N. Oriah and Chinenye, A. Igwegbe (2014) Design Enhancement Evaluation of a Castor Seed Shelling Machine. Journal of Scientific Research and Reports, 3 (7). pp. 924-938. ISSN 23200227