苹果“小脚树”的补根王士运有的苹果树，主干靠近地面处突然明显变细，这是由于嫁接所用的接穗与砧木亲合力较差，接穗径向生长快而砧木径向生长慢，多年之后，树干则表现为以嫁接口为界上粗下细，果农把这种树叫做“小脚树”。如果“小脚”现象较轻，即上粗下细相差不大... Apples “foot tree,” the root of the apple tree, the trunk near the ground suddenly significantly thinner, which is due to the grafting used scion and rootstock poor affinity, rapid radial growth of scion and radial stock grow slowly, for many years After that, the tree trunk is characterized by rough grafting on the grafting interface. The fruit growers refer to this tree as the “small foot tree.” If the “small feet” phenomenon is light, that is not much difference between the rough and fine ...