AL-Hamdany, Sabeeh A., et al. “EFFECTS OF DROUGHT OR REMOVED OF VEGETATIVE GROWTH AND STOPPING IRRIGATION ON (1):- YIELD AND QUALTITATIVE CHARACTERSTICS OF POTATO TUBERS Solanum Tuberosum L. ”. Diyala Agricultural Sciences Journal , vol. 5, no. 1, June 2013, pp. 144-58, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/2865.