优良苹果品种的推广、普及,首先必须解决苗木的快速繁殖问题。以往生产所用嫁接途径,因受砧木和接穗两方面的限制,使快速繁殖很难实现。繁殖营养系苹果砧木苗,用常规方法,增殖系数很低,而优良品种的接穗,则因来源困难也不能迅速提供。一般用无性扦插 Good apple variety promotion, popularization, we must first solve the rapid propagation of nursery stock. Past production methods used by grafting, due to rootstock and scion restrictions in both areas, so that rapid propagation is difficult to achieve. Reproductive and nutrition system of apple rootstock seedlings, using conventional methods, the proliferation coefficient is very low, while the elite varieties of scion, due to the source can not be quickly provided. Generally use asexual cuttings