Rufai, Mohammed, Abidat Shittu, and Monsuru Adeleke. 2020. “Geochemical Characteristics of Soil in Relation to Occurrence of Entomopathogenic Nematodes (EPNs) in Osogbo, Osun State, Nigeria”. Tanzania Journal of Science 46 (2):524-33. https://tjs.udsm.ac.tz/index.php/tjs/article/view/160.