Recently dipl-calf induction,somatic cell nuclear transplantation promote development of cattle embryo transplantation,which has a significant and great prospect in future.

• 近年来诱导双犊、体细胞核移植等新型方法手段的出现；进一步促进了牛胚胎移植的发展；作为一项现代养牛业中重要技术；牛胚胎移植意义重大；发展前景广阔.