Otuaro, E. A., and J. K. Adewumi. “Evaluation of on-Farm Drainage System in Nigeria: A Review”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 20, no. 1 (March 1, 2024): 107-112. Accessed July 7, 2024. https://azojete.com.ng/index.php/azojete/article/view/862.