甜茶插根成活率很高, 1977年春利用甜茶断根先嫁接了苹果矮化砧木再进行插根。当年生出的矮化砧苗即芽接了苹果品种,1978年春剪砧,二年育成矮化中间砧苹果苗。在同样管理条件下,比插根不根接的提前一年成苗出圃,且苗木健壮。方法是:1.材料准备一我们先搜集甜茶砧木冬季起苗断根 Sweet potato root penetration rate is very high, the spring of 1977, the first use of sweet tea root dwarfing apple dwarfing rootstocks and then inserted. The dwarfed rootstock that was born that year budding apple varieties, the spring of 1978 cut anvil, two years into dwarfing the middle anvil apple seedlings. In the same management conditions, than the root of a root one year prior to the emergence of nursery, nursery stock and robust. The method is: 1. Material Preparation One We first collect sweet rootstock winter seedlings cut off roots