据笔音调查,当前1年生苹果树仍然有大面积树干基部培土。为此,我建议凡有培土者请于早春(惊蛰前)要抓紧将所培土堆除掉,且不可迟误,以免殃及幼树枝干。苹果幼树越冬后,地上部枝条和枝干死亡的现象,叫做抽条。据多年资料调查证实,培土是越冬抽条的最 According to the survey of censors, the current 1-year-old apple tree still has a large area of ​​trunk base soil. For this reason, I suggest that any earth-borne traders should pay close attention to removing mounds of earth mounds early in the spring (before the scapegoat) and should not delay their mistakes so as not to affect the young tree branches. After the young apple trees overwintered, the shoots and shoots above the ground were killed. They were called splinters. According to many years of data survey confirmed that soil is the most wintering sprout