صوفي احمد, مجد درويش, and نزار معلا. “Effect of Chemical Mutagenic Treatment (EMS) on Some Biochemical Characteristics in Burley 21 and Virginia VK51 Tobacco Cultivars under Drought Stress Conditions”. Tishreen University Journal -Biological Sciences Series 44, no. 6 (February 27, 2023): 87–100. Accessed November 25, 2024. https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/13375.