Evaluation of the Efficacy of Mixed Leaf Powders of Vernonia amygdalina L. and Ocimum gratissimum Del. Against Callosobruchus maculatus (F.) (Coleoptera: Bruchidae)
Evaluation of the Efficacy of Mixed Leaf Powders of Vernonia amygdalina L. and Ocimum gratissimum Del. Against Callosobruchus maculatus (F.) (Coleoptera: Bruchidae)