大粒葡萄一年挂两次果有办法怎样让大粒葡萄一年挂两次果，这里介绍一种有效的办法，即用葡萄夏芽结果的办法。具体做法是：在剪前１０天进行摘心，然后只留顶端２个夏芽副梢，其余副梢全部摘掉，使营养集中在这２个副梢上，形成花芽即可挂二次果，一般９～１０月成熟。大... Large grape grapes hung twice a year fruit How to make large grapes hanging fruit twice a year, here to introduce an effective way, that is, the results of grapes summer bud approach. The specific approach is: 10 days before the cut topping, and then leave only the top two summer bud auxiliary shoots, all the other shoots off, so that nutrients are concentrated in these two auxiliary shoots, the formation of flower buds can be linked to the second fruit, Generally 9 to 10 months of maturity. Big...