Ungai, Diána, Éva Széles, and Zoltán Győri. “Foliar Treatments of Sugar Beet”. Acta Agraria Debreceniensis, no. 27 (November 15, 2007): 55–59. Accessed December 19, 2024. https://ojs.lib.unideb.hu/actaagrar/article/view/3103.