Mayi, A. A. and Ibrahim, N. J. (2015) “Effect of Cultivars, Compost, Humic Acid and Their Interactions on Leaf Nutritional States of Sweet Cherry (prunus avium l.)”, Science Journal of University of Zakho, 3(1), pp. 97–106. Available at: https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/107 (Accessed: 29 March 2024).