Effect of Niacin and Pyridoxine spraying and Vermicompost addition on the growth of two Kumquat varieties. Euphrates journal of agricultural science, [S. l.], v. 18, n. 3, 2026. Disponível em: https://ejs-agri.com/index.php/EJAS/article/view/348. Acesso em: 30 oct. 2026.