ABDULLAHI, Badiatu Sade; KANKARA, Sulaiman Sani; USMAN, Usman Lawal. Effects of parkland agroforestry on soil fertility indices in northern Katsina State, Nigeria. Agriculture, Food, and Natural Resources Journal, Awka, Nigeria, v. 5, n. 2, p. 1–7, 2026. DOI: 10.5281/. Disponível em: https://journals.unizik.edu.ng/afnrj/article/view/9009. Acesso em: 2 oct. 2026.