Toxicity and Oviposition Deterrence of Piper guineense (Piperaceae) and Monodora myristica (Annonaceae) Against Sitophilus zeamais (Motsch.) on Stored Maize

Donald A. Ukeh, Gabriel A. Arong and Emmanuel I. Ogban

Journal of Entomology 5 ( 4 ): 295 - 299 , 2008