PHYTOCHEMICAL SCREENING AND INSECTICIDAL ACTIVITY OF ZINGIBBER OFFICINALE, ALLIUM SATIVUM AND CURCUMA LONGA POWDERS AGAINST CALLOSOBRUCHUS MACULATUS .FAB. OF STORED COWPEA SEEDS von M.O., Nwachukwu, J.N., Azorji, P.C., Onyebuagu, S., Ikenna, L.A., Adjeroh, N.U, Manuemelula

Volltext