The cultivar of Chinese jujube,‘Longdongmayazao’was employed, according to the growing characters of embryo, three growing periods of immature fruits were selected to establish the optimized system of culture medium ,condition, inducing somatic embryo in this paper. It is important that the system can overcome embryo abortion, shorten breeding period, impulse breeding work. Four varieties that growing characters of embryo were studied by the method of anatomy, to choose the optimized period of im...