苹果密枝晚秋疏缩效果好试验表明，晚秋疏缩苹果密枝，效果甚好。苹果采收后的晚秋时节，正值苹果地上部营养积累期，此时对结果大树过密大枝进行疏除回缩处理，远比冬剪或夏剪效果好。这是由于此期养分开始向枝回流，伤口愈合快；同时，通过疏缩过密枝，改善了内膛光照条... Apple twig late fall dwarf effect tests show that the late autumn shrink apple branches, the effect is very good. Apple harvest late fall season, coincided with the accumulation of nutrients in the upper part of the apple period, then the results of large tree thick sparsely retractable treatment, far better than the winter or summer shear effect. This is due to the beginning of this period nutrients back to the branches, wound healing fast; at the same time, through the shrinking dense branches, improved bore light ...