苹果幼树竞争枝不同处理的效果楚燕杰（涿鹿县林业局）竞争枝是指着生在主、侧枝和中心干延长枝剪口下的第二芽枝，由于竞争枝生长旺盛，与延长枝争夺养分，影响延长枝的生长，扰乱树形，过去多采用疏除的方法，结果会在中心干上造成伤疤，影响幼树生长和扩大树冠。为了合... The effect of different treatments on the competition of young apple trees Chu Yanjie (Zhuolu County Forestry Bureau) The competition branches refer to the second branches which are born under the branches of the main, lateral branches and central branches of the branches. Due to the strong competition growth, Extending the competition for nutrients will affect the growth of the branches and disrupt the trees. In the past, the use of sparse methods resulted in scarring at the center, affecting the growth of saplings and expanding the canopy. In order to co-...