Yam Farmers’ Perceived Effects of COVID-19 Pandemic on Yam Production in Taraba State, Nigeria. UNIZIK Journal of Agricultural Economics and Extension, [S. l.], v. 1, n. 2, p. 444–455, 2024. Disponível em: https://journals.unizik.edu.ng/ujaee/article/view/5044. Acesso em: 20 apr. 2025.