Petgrave, Godfrey M, Usman Zakka, Luke C Nwosu, Owolabi M Azeez, Victor C Okereke, and Uwaoma O Aguwa. 2020. “High-Sensitivity Testing of Effectiveness of Citrus Limon, Vitis Vinifera and Citrus Sinensis in the Postharvest Control of Callosobruchus Maculatus Fabricius (Coleoptera: Chrysomelidae) Infestation of Cowpea Seeds”. International Research Journal of Insect Sciences 5 (1):1-6. https://doi.org/10.18488/journal.106.2020.51.1.6.