ديب ع., صهيوني ف., and بلال ع. “Effect of Foliar Spray With Boron, Seaweed Extract on Production and Quality of Apple Cv. Starking Delicious”. Tishreen University Journal -Biological Sciences Series, vol. 42, no. 3, Aug. 2020, https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/9711.