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果树采用“倾干萌枝嫁接换冠”法换种，能使接枝与老树冠共存不致影响新老树冠交替期的产量。其技术要点如下：一、适用对象此法适用于柑桔、梨、柿、猕猴桃等树干萌芽力强的果树换种，其树龄应在１０年以下，干粗在６厘米左右，树龄过大或树干过粗和果树均不宜用此法换种。二?
The fruit tree adopts the method of “pouring dry branches and grafting for crown”, and can coexist with the old canopy without affecting the yield of new and old canopy alternate. The technical points are as follows: First, the applicable object This method is suitable for citrus, pear, persimmon, kiwifruit and other tree seed germination and strong change of the fruit tree, its age should be less than 10 years, about 6 cm dry rough, too old or Excessive trunk and fruit trees are not suitable for this method. two?