Fruit tree scraping improvement measures
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It is actually wrong to think that the sooner the majority thinks that scraping the skin from leaf to flowering is as soon as possible. It takes several months before defoliation and flowering. Early scraping will cause the loss of water due to young tissue exposure, wind and sun exposure, and will also reduce the cold resistance of fruit trees. It is better to shave the pest before the fruit sprouts.
Changing the depth to shallow skin is too deep and too heavy, which will seriously damage the fresh and disease-free protective tissue and affect the normal growth of the tree. The depth of scraping is appropriate to just scrape the diseased bark, that is, the trees are white, the trees are green, and the disease is not scratched.
To change to coarse and fine not only to scrape off the diseased bark on the main stem and main branch, but also to examine the branchlets more than one year old without neglecting a small tumor because mung bean-sized tumors may generate hundreds of millions of tumors. Colonies. After scraping the skin, it should be checked repeatedly to achieve the purpose of completely scraping the diseased part.
Change the belt to lay a plastic sheet or chemical fertilizer bag under the tree when collecting the skin, collect the diseased bark. The diseased bark collected should not be placed near the orchard or burnt. It is possible to dig deep 30 cm pits in the orchard and bury the fallen leaves in the tree. It is a good fertilizer after rot.
After the old skin is changed to a new one, it should not be applied with Formosaarsin to apply the wound. It can be coated with pollution-free gum tree, biofilm, etc., and a layer of protective film can be formed on the tree so that the pathogen is not easy to invade and infect. The moisture of the tree is not easily lost. .