早产、高产和稳产的苹果树，70％以上的产量来自短果枝。短果枝不但结果早、果实品质好，而且还便于以后衰弱枝的更新管理。近几年，我fr］在l—4年生幼树上采取二次剪梢法，对当年培养短果枝、翌年结果效果很好。现将具体技术简介如下。5月中下旬，待主、侧枝上萌发的新梢（特 Premature, high yield and stable production of apple trees, more than 70% of the output from the short branches. Short fruiting branches not only early results, good fruit quality, but also to facilitate the management of weak branches after the update. In recent years, I fr.] In the l-4 years of young adults to pursue the next two topless France, the training of short fruit branches that year, the results of the following year worked very well. Now the specific technical briefings are as follows. In late May, to be the main, new shoots on the side branches (especially