适龄不结果苹果树的冬季修剪○周学贵苹果树生长到一定年龄后就开始结果，但有的因树体发育失调，生长过旺，造成适龄不结果。对这一类苹果树的冬季修剪，应根据其生长趋性，因势利导地加以调节，尽量轻剪，避免因修剪过重再刺激其生长。一、骨干枝的修剪：骨干枝是指构成... Age-appropriate fruitless pruning of apple trees ○ Zhou Xuegui Apple trees begin to grow after they reach a certain age, but some may become over-aged due to degenerative tree growth and result in age-related problems. Winter pruning of this type of apple tree should be based on its growth tendency, to be adjusted for the best, as lightly cut to avoid over-pruning to stimulate its growth. First, the backbone of the pruning branches: backbone refers to the composition of branches ...