Articles by Donald Ukeh (2)

Bioactivities of Essential Oils of Aframomum melegueta and Zingiber officinale both (Zingiberaceae) Against Rhyzopertha dominica (Fabricius)

Donald A. Ukeh

Journal of Entomology 5 ( 3 ): 193 - 199 , 2008

Sources of Tolerance to Root-Knot Nematode, Meloidogyne javanica, in Cultivated and Wild Tomato Species

Idorenyin A. Udo, Michael I. Uguru, Rufus O. Ogbuji and Donald A. Ukeh

Plant Pathology Journal 7 ( 1 ): 40 - 44 , 2008

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