ديوب عبير, and نصر شيخ سليمان. “Effect of Leaf Nutrition With Yeast and Urea on Growth and Productivity of Cucumber in Greenhouses”. Tishreen University Journal -Biological Sciences Series 45, no. 6 (January 26, 2024): 71–83. Accessed May 10, 2024. https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/15592.