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1995～1998年对五一苹果园经过品种列新换代、土壤改良,整形修剪,病虫防治等技术改造,取得了明显的效果,获得了较好的经济效益。
From 1995 to 1998, 51 apple orchards after the varieties of new generation, soil improvement, plastic pruning, pest control and other technical transformation, and achieved significant results, access to better economic benefits.