Effect of spraying with chelated iron and tryptophan on some vegetative characteristics of two mint(Mentha spicata L.) varieties. Euphrates journal of agricultural science, [S. l.], v. 18, n. 3, 2026. Disponível em: https://ejs-agri.com/index.php/EJAS/article/view/371. Acesso em: 31 oct. 2026.