嫁接苗是提高葡萄抗寒性,防止根部冬季冻害的有效措施。近年来,全区葡萄产业发展速度快,需苗量大,区内嫁接苗远远不能满足葡萄产业发展的 Grafted seedling is to improve grape cold resistance, to prevent root freezing injury in winter effective measures. In recent years, the grape industry in the region is developing rapidly, requiring large quantities of seedlings, grafting seedlings in the region can not meet the development of the grape industry