A. I. Nta, B. E. Agbo, and N. S. Udoekong, “Bio-insecticidal and Grain Protectant Activities of Mixed Powder of Ocimum gratissimum and Vernonia amydalina against Callosobruchus maculatus (Coleoptera: Bruchidae)”, rabr-v1, pp. 120-128, Jul. 2019.