Productivity Analysis of Maize Production Using Local and Improved Varieties in Selected Local Government Areas of Zamfara State, Nigeria. Journal of Agricultural Research and Entrepreneurship, [S. l.], v. 1, n. 2, p. 24–27, 2025. Disponível em: https://journal.quantapub.com/index.php/jare/article/view/40. Acesso em: 1 mar. 2026.