Abstract: To study the influence of different amount of drip irrigation on the growth of Hami mature jujube, 5 irrigation treatments were set in the same irrigation times, the new little length and the new little stem diameter of jujube were observed in its growth period. The results showed that: within a certain range, the growth indexes were increased with increasing irrigation. Considering 720-780 mm was more appropriate under the test conditions, drip irrigation the Hami grape irrigation quota.