利用2～5年生的国光幼树高接富士苹果,具有结果早、品质好、单产高、适应性强等优点。在我省1月份平均气温零下10℃线以北的营口县黄土岭公社,高接在甜黄魁苹果上的“富士”,虽经1976和1980两年的较大冻害,仍能正常生长结果,最高单株产量180斤。下面将高接换头操作方法介绍如下: The use of 2 to 5-year-old Guoguang young tree Fuji apple, with early results, good quality, high yield, adaptability and so on. In our province in January the average temperature of minus 10 ℃ line north of Yingtong County Huangtuling commune, followed by sweet Huangkui apple on the “Fuji”, despite the larger freeze in 1976 and 1980 two years, still normal growth results , The highest single plant output 180 pounds. The following high-head operation method is as follows: