Before and after apple bag extraction, there are many details to pay attention to. The management of this period of time is directly related to the appearance and quality of the fruit and the accumulation of nutrients in the fruit trees in the following year. The fruit surface after bagging is prone to black spot disease, red spot disease and fruit cracking. Sunburn and other phenomena must be highly valued.
Before taking the bag, it is necessary to spray and prevent the pests and diseases. 3 to 5 days before picking the bag, the whole garden sprays bactericidal and insecticides to prevent pests from getting on the trees and harm the fruits. Before and after bag extraction, especially when it comes to rain, it is easy to cause red spot disease. The use of Loquat, Volvo spray to effectively prevent red spot disease, the product of the chelated calcium can be directly absorbed by the fruit, is very important for the prevention of bitter pit. In addition, to prevent some caterpillars, we must spray on the ground together, so that we can not only kill the surface or hidden pathogens, but also can purify the surrounding environment of the fruits and create favorable conditions for the safe bagging of the fruits.
After taking the bag, the surface is young and susceptible to irritation. To avoid fruit ash on the fruit surface and affect the appearance of light, it is recommended that sneezing the fruit and wolfberry, and preventing the appearance of small red spots and black spots in the bagging product. Contains calcium, can increase the appearance of light, promote the coloring of fruits, prevent the phenomenon of water cracking in bagged fruit, and prevent postharvest bitter pit disease and pox spot disease.
Experts remind that high temperature and high humidity conditions have an impact on apples. If there is a relatively large amount of rainfall, they should be drained in time. At the same time, they must make a plan to make the water in the garden dissipate in time, reduce the humidity in the orchard, and reduce the number of apples. The occurrence of some cracks and greening caused by rainstorms; the use of high-quality fruit bags, the quality of fruit bags is not only directly related to the bagging effect, but also has a great influence on the occurrence of diseases and pests; rain and more grass in the orchard area It grows quickly. At this time, we must not fight herbicide. It is recommended to mow the grass manually or use lawn mowers to cut grass. To solve the problem of canopy closure, ventilation and light reduction to reduce the occurrence of red and black apple disease.
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