苹果树在前4～5年(幼树期)主要是增枝长树,整形扩冠,开角缓势,夏剪促花。6月生以后,进入结果期,由增枝作形向结果转化。因此,修剪的内容较多,比较复杂,既要清理过多的临时枝完善树形,打开光路,又要培养枝组,调整枝势,力争早果早丰。但此时树性极不稳定,修剪稍重就易返旺,延迟结果,所以修剪难度较大。为搞好初果期苹果树的转化修剪,应做好以下工作。 Apple trees in the first 4 to 5 years (sapling) is mainly by the growth of branches and trees, plastic crown expansion, open angle slowing, summer cut to promote flowers. After the birth in June, into the results period, by the growth of branches to the results of transformation. Therefore, the pruning of more content, more complex, it is necessary to clean up too much temporary branch perfect tree, open the light path, but also train branches, adjust the branches, and strive to early fruit early harvest. But this time the tree is very unstable, easy to return a little trimming Wang, delay the results, so more difficult to trim. In order to do a good job in the first trimming of the apple tree transformation, should do the following work.