ديب . ع. .; صهيوني . ف. .; ابودرعى ع. . Effect of Spraying Gibberellic acid (GA3) , urea and zinc on some production indicators of Orange trees c.v.Valencia. Tishreen University Journal -Biological Sciences Series, [S. l.], v. 43, n. 6, p. 241–252, 2022. Disponível em: https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/11587. Acesso em: 9 may. 2024.