“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, vol. 23, no. 2, May 2023, pp. 16-23, https://doi.org/10.23960/jhptt.22316-23.