Coulibaly, O. (2024) “Economic efficiency of human urine as fertilizer in the production of NERICA 4 rice in the Sudano-Sahelian zone of Mali”, International Journal of Environment, Agriculture and Biotechnology, 9(1). Available at: https://journal-repository.com/index.php/ijeab/article/view/6940 (Accessed: 15 April 2025).