KAMAAU, M. M.; MBUVI, H.; MAINGI, F. Iron uptake in spinach (Spinacia oleracea) using biochar-iron complex derived from sugarcane bagasse under greenhouse conditions. Journal of Scientific Agriculture, [S. l.], v. 9, p. 211–218, 2025. DOI: 10.25081/jsa.2025.v9.9672. Disponível em: https://updatepublishing.com/journal/index.php/jsa/article/view/9672. Acesso em: 4 nov. 2025.