Al-Bandawy, Bassim R. “EFFECT OF ORGANIC FERTILIZATION, PHOSPHATE FERTILIZER SOURCES AND IRRIGATION WATER QUANTITY IN CONCENTRATION OF CORN Zea Mays L. FROM NITROGEN AND POTASSIUM ”. Diyala Agricultural Sciences Journal , vol. 9, no. 1, June 2017, pp. 275-86, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/1192.