Open Access Research Paper Views (339) Download (15) Effect of Callosobruchus maculatus (FAB.) (Coleoptera: Chysomelidae) infestation level on control using different particle sizes of Eugenia aromatic and piper guineense powders J. E. Idoko, J. M. Adesina J. Bio. Env. Sci.3( 1), 54-60, January 2013. Key: Callosobruchus maculatusEugenia aromaticInsect densityOtanical powdersParticle sizePiper guineense Details