葡萄单芽绿枝多头改接技术刘敬域（山东果树研究所黍安２７１０００）对现有的低产劣质葡萄品种，冬剪时进行重回缩，春季选留位置合适的健壮新梢，夏季进行来头单芽双舌接，是葡萄更换优良品种的最佳途径。该法具有操作简单、工效快、成活率高的突出特点，其成活率一般在... Grape single shoot green shoots to switch technology Liu Jing domain (Shandong Fruit Research Institute millet 271000) on the existing low-yielding inferior grapes varieties, winter shear cut back when the spring to choose the right place to stay robust shoots, the summer to take the lead Bud double tongue then, is the best way to replace grape varieties. The method has the characteristics of simple operation, fast efficiency, high survival rate, its survival rate is generally ...