An assessment of the use of mineral and organic fertilizers by smallholder farmers in Vhembe district, Limpopo province, South Africa. International Journal of Manures and Fertilizers, [S. l.], v. 8, n. 1, p. 1–6, 2020. Disponível em: https://www.ijpp.org/journal/index.php/ijmf/article/view/101. Acesso em: 5 apr. 2026.