KOSTADINOV, K.; KOSTOVA, D. Influence between the Content of Zinc in Leaves and the Biological Manifestations of Eggplant (Solanum melongena L.) in Foliar Spray. Bulgarian Journal of Crop Science, Sofia, BG, v. 50, n. 4-5, p. 58–63, 2013. Disponível em: https://agriacad.eu/ojs/index.php/bjcs/article/view/3908.. Acesso em: 10 oct. 2026.