K, Yayaya; UMAR, S. Economics and Performance Efficiency of Onion Farmers in Aliero Local Government Area of Kebbi State, Nigeria. Annals of Arid Zone, India, v. 58, n. 1 & 2, 2019. DOI: 10.56093/aaz.v58i1 & 2.92238. Disponível em: https://epubs.icar.org.in/index.php/AAZ/article/view/92238. Acesso em: 3 nov. 2025.