Three alfalfa(Medicago sativa) plants of selfing S1 generation with multifolate characteristics were used to study embryo abortion rate of alfalfa inbred lines and effect of best sampling time and different levels of hormone on embryo rescue.The results pf this study showed that the average abortion rate of embryos was 37.59%.The best sampling time of embryo rescue culture was 30 d after pollination.The optimum medium of embryo rescue culture was MS medium containing 0.5 mg/L IAA and 0.07 mg/L 6-BA+sucrose ...