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采用主干部位嫁接M9矮化砧接穗的方法改造乔砧密植苹果园。改接3年后,树体明显矮化,效果与使用矮化中间砧相似。果品产量提高,品质明显改善。
Adopting the method of transplanting the scion of M9 dwarfing anvil by the trunk part to rebuild the apple orchard with the anvil. After 3 years, the tree was dwarfed and the effect was similar to dwarfing anvil. Fruit yield increased significantly improved quality.