AL-Aljeeli, Sahab Ayed, et al. “THE EXTENSION KNOWLEDGE NEEDS OF FARMERS DATE PALM POLLINATION AT BALDROUZ DISTRICT DIYALA PROVICE”. Diyala Agricultural Sciences Journal , vol. 3, no. 1, June 2011, pp. 83-92, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3107.