Kingsley Chidi Emeasor, Udeme Etim Jonah and David Nwazuo Enyiukwu 2023. Efficacy of powder formulations of some tropical flora and clay against Sitophilus zeamais (Motschulsky) (Coleoptera: Curculionidae) on maize in storage. Jurnal Hama dan Penyakit Tumbuhan Tropika. 23, 2 (May 2023), 16–23. DOI:https://doi.org/10.23960/jhptt.22316-23.