苹果幼旺树拉枝是一项简便易行的增产措施。通过拉枝可有效地抑制营养生长，促进生殖生长，使其达到早结果、早丰产，提高早期经济效益的目的。根据实践，在拉枝中应注意以下几个问题：１拉枝时间经多年试验观察，８月上旬至１０月上旬苹果幼旺树拉枝效果最佳。其原因是：... Young apple tree pull branches is a simple and easy stimulation measures. Pulling through branches can effectively inhibit vegetative growth and promote reproductive growth so as to achieve early results, early harvesting, and early economic benefits. According to practice, in the branch should pay attention to the following questions: 1 pull branch time after years of observation, from early August to early October apple tree branches best. The reason is: ...