The Effect of the Nutrient Medium Enhanced by Plant Growth Regulators on the Inducting and Growing of Callus from Digitalis Purpurea Leaves. مجلة العلوم الأساسية [Internet]. 2022 Sep. 5 [cited 2026 Jun. 18];38(3). Available from: https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/6031