Synergistic Insecticidal Activity of Essential Oils from Ocimum basilicum and Ocimum gratissimum Against the Cowpea Weevil, Callosobruchus maculatus
Protecting stored cowpea from Callosobruchus maculatus remains one of the most persistent challenges faced by smallholder farmers, who depend on this staple legume for both nutrition and income. Although several insects attack stored grains, C. maculatus is widely recognized as the most destructive pest of Cowpea, caus...