怎样进行苹果树“三套枝”修剪答陕西省长安县读者吕存立所谓三套枝，就是在１个枝组（或整株上树）保持一定比例的花芽枝、果枝和叶芽枝；修剪时保留部分花芽枝当年结果、缓放部分叶芽枝（预备枝）当年转成花芽枝次年结果，短截部分叶芽枝促发中长枝次年转成花枝第３年结... How to carry out the “three sets of apple trees,” prunes Anshan County, Shaanxi Province readers Lv Cun Li so-called three sets of branches, that is, in a branch group (or whole plant on the tree) to maintain a certain percentage of flower buds, fruiting branches and leaf buds branch; Retain some of the results of flower buds of the year, relieve some of the buds of branches (preparatory branches) into the flower buds of the following year, and some short-leaf buds trigger the long branches of the next year into the third year of flowering branches ...