The Effect of Foliar Spray by Boron on Yield and Fruit Quality of Var. AL Khelkhaly Olive Tree. مجلة الجامعة [Internet]. 2019 Jul. 24 [cited 2026 Apr. 25];1(6). Available from: https://hama-univ.edu.sy/ojs/index.php/huj/article/view/104