Oji, Akuma, and Dappa Richard Godgift. “Effect of Biofertilizer Producedfrom Cowdung and Convemtional Fertilizer OnPlant Growth”. International Journal of Advanced Engineering Research and Science 6, no. 11 (January 11, 2020). Accessed July 22, 2024. https://journal-repository.com/index.php/ijaers/article/view/1633.