采用嫁接进行果树换优时,有时会出现接穗比砧木加粗得快的现象,这样的树称“小脚树”。其主要原因是生长势强的接穗与生长势弱的砧木嫁接造成的。这样的树长势弱,骨架不牢固。如何改造‘小脚树”?通过实验发现,对新植幼树进行桥接可改造“小脚树”,其方法是: 早春在“小脚树”下定植1～2株与“小 When grafting is used to change fruit trees, scion is sometimes bolder than rootstocks. Such a tree is called a “small foot tree.” The main reason is that the scion growing vigorously is caused by the grafting of weak rootstock. This kind of tree grows weak, the skeleton is not solid. How to transform the “small foot tree”? Through experiments, it is found that bridging the new plantation tree can transform the “small foot tree” by planting 1 ~ 2 small plants with “small tree”