[1]
A. M. Abubakar, Y. Luka, S. Abdullahi, P. Baboo, and S. A. Kareem, “NPK Biofertilizer Production from Banana Peel, Feather and Bone Ashes and their Comparative Advantage to 20:10:10 Inorganic Fertilizer”, Sci. Eng. Technol., vol. 4, no. 1, pp. 68–79, Apr. 2024, doi: 10.54327/set2024/v4.i1.118.