AL-Hamdany, S. A. (2009) “THE EFFECT OF TUBER SIZE AND SPACING ON GROWTH AND YIELD OF POTATO ( Solanum tuberosum L. )”, Diyala Agricultural Sciences Journal , 1(2), pp. 79–94. Available at: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3183 (Accessed: 30 April 2026).