Al-Sheikhly, Abdullah H., and Mohammed A. AL-Janaby. “EFFECT OF ORGANIC MANURE AND MULCHING ON SOIL MOISTURE DISTRIBUTION UNDER DEFICIT DRIP IRRIGATION SYSTEM FOR POTATO. ”. Diyala Agricultural Sciences Journal , vol. 4, no. 1, June 2012, pp. 166-80, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/2927.