Economic impact of backyard yam farming on household livelihoods in Delta North agricultural zone, Nigeria. Agriculture, Food, and Natural Resources Journal, [S. l.], v. 4, n. 2, p. 64–71, 2025. DOI: 10.5281/. Disponível em: https://journals.unizik.edu.ng/afnrj/article/view/7170. Acesso em: 3 jun. 2026.