Salih, Zhian R., and Rezheen H. A Ahmed. “Effect of Foliar Application of Magnesium on Growth, Yield, and Photosynthetic Pigments of Barley Plant”. Science Journal of University of Zakho 1, no. 2 (September 30, 2013): 686–691. Accessed April 25, 2024. https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/346.