Chikwue , Maxwell, Izuchukwu Okafor, and Angela Ofoma. “Agronomical Stabilization of Umuda-Isingwu Erosion Site Using Vetiver Grass”. American Scientific Research Journal for Engineering, Technology, and Sciences 72, no. 1 (September 26, 2020): 181–196. Accessed April 19, 2024. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/6206.