EF Nkechi, OG Ejike, NJ Ihuoma… - African Journal of …, 2018 - academicjournals.org
The effects of aqueous and oil leaf extracts of Pterocarpus santalinoides at concentrations of
5, 10, 15 and 20% v/v, each as proctectant in the control of the maize weevil, Sitophilus …