ABSTRACT Laboratory experiment was conducted to determine the insecticidal activity of leaves and stem bark powder of Sodom apple (Calotropis procera) and optimum concentration for the management of maize weevil (Sitophilus zeamais). Actellic dust 50g was used as positive control and untreated Maize seeds serving as negative control. The experiment was laid in Completely Randomized Design (CRD) comprising of Leaf powder (1, 3 and 5 g), stem bark powder (1, 3 and 5 g), Actellic dust and contro...
