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核桃采用芽接法嫁接,技术简便、成活率高。2009年对我乡种植的267公顷核桃全部采取芽接,成活率达88%。一、嫁接前准备1.砧木选择及培育4月上中旬对要嫁接的核桃树进行重剪,伤口涂保护剂,加强肥水管理。5月上中旬,选留生长健壮、位置好的枝条,增施磷钾肥,待选留的枝条生长到20～25厘米时摘心,促进枝条成熟及达到嫁接要
Walnut bud method by grafting, technology is simple, high survival rate. In 2009, 267 hectares of walnuts planted in our village were sprouted and the survival rate was 88%. First, the preparation before grafting 1. Rootstock selection and breeding In mid-April on the grafted walnut tree to be cut, wound protective agent, to strengthen fertilizer and water management. In mid-May, choose to stay robust growth, good location of the branches, the increase of phosphorus and potassium to be elected branches to grow to 20 to 25 cm when the topping, to promote the ripening of branches and to achieve grafting