How to prune the grapes scientifically after harvest

Generally, pruning is carried out about 20 days after the fruit is picked. One is to allow the tree to have enough time to relieve the wound of picking the fruit, and the other is that the nutrient accumulation of the tree has gradually increased at this time, and the pruning can make the tree shed faster New shoots. For sturdy main shoots, cut off at the 5th to 6th buds from the top of the first leaf, and leave the first 2 buds as secondary fruit buds and bloom. After the winter fruit is picked, the first 2 Cut off the internodes. For the secondary shoots, if the shoots are strong and the fruit-bearing branches cannot reach the number, they can also be pruned like the main shoots. However, if the secondary shoots are small and the remaining branches are suitable for fruit setting, they can be cut directly from the base to avoid wasting nutrients. After pruning, it is more conducive to expand the crown and adjust the tree vigor. On the contrary, if the secondary shoots are small and the main shoots are not sufficient, the secondary shoots can be kept for continuous cultivation, so that they will become the branch tips of the fruit next spring.

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