How to bag grapes?
Grape bagging can avoid the harm of birds, and block the spread of pathogens in branches, leaves, and soil to the ears and fruits. It has a good effect on the prevention of anthracnose, powdery mildew, white rot and other diseases. It can alleviate physiological diseases such as sunburn and fruit shrinkage, and effectively control insect pests such as scarabs and scale insects, thereby reducing pesticide pollution. In addition, bagging can also improve the quality of the appearance of the fruit, reduce the cracking of the fruit, make the coloring uniform and bright, the skin is delicate and shiny, and the fruit powder increases, at the same time improve the intrinsic quality of the fruit and improve the flavor of the fruit.
Bagging is generally carried out from the end of thinning to the expansion of young fruit. It is appropriate to bag when the size of grape grains such as broad beans. Before bagging, perform a comprehensive control of the combination of fungicide and insecticide on a sunny day. Use special grape fruit bags for bagging.
The color of bagging is generally white, and the sun rose can be green bagging, which looks better when mature.
If the gift box is listed, after the grapes are color-changed and fitted with a bird-proof net, the bottom of the bag can be torn up or removed. If there is no bird-proof net, the bag cannot be removed. Generally, those who enter the market wholesale do not go to bags, so as not to damage the fruit flour layer during the harvest, transportation and sales.
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