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梨树改劣换优对于促进果区经济发展增加农民收入具有重要意义,长期以来,果农受技术条件的限制,用传统方法对劣质梨树进行改接后,常常结果晚,见效慢,影响了果农的收入,挫伤了果农改劣换优的积极性。山东平邑县天宝山镇的果农们经过多年的试验,成功地解决了这个难题,使改接后的梨树特别是嫁接砀山酥梨,当年成花,第二年恢复原产量。这一技术的突破。对指导梨树改劣换优工作具有重要作用。现将该技术总结如下:
The improvement and improvement of pear tree is of great significance to promote the economic development of the fruit area and increase the income of farmers. For a long time, after the change of low quality pear tree by traditional methods, The income of fruit growers has dampened the enthusiasm of farmers to change their merits. The peasants in Tianbaoshan Town, Pingyi County, Shandong Province, have successfully solved this problem after many years of experiments. After that, the pears especially the grafted Dangshansu pear were transformed into flowers and the second year of restoration. This technology breakthrough. On the guidance of pear improvement meritorious service plays an important role. The technology is summarized as follows: