Science and Technology 110 Science and Technology Popularization Service QQ Group Netizen “Beautiful Country†Q: The phenomenon of the results of the next year in the chestnut tree. What is the solution?
Li Zihai, director of the Guosang Station of Chengde City Bureau of Forestry, and a researcher of the promotion department answered: Insufficient fertilizer and water, weak tree vigor, and failure to carry out year-round pruning or pruning are inaccurate. This is the main reason that results in the result of another year or the size of the year.
Solution: 1. Select fine varieties. 2. Increase fertilization, strong tree vigor. 3. Change the year after year trimming to trim year after year, change the "clear trimming" to "pure trimming." According to the projected area of ​​the tree crown, the number of mother branches per square meter will be 10-12, which must not be left in order to avoid affecting the output in the coming year; the mother branch rotation is used to replace the pruning technique—that is, to remove the thin and weak branches at a result site, and to shorten Tough cuts and strong branches, retaining the results of the doctrine of the mediocrity, have been continuously updated for many years and can basically prevent the outward movement of the resulting parts. 4. Saplings and early fruit trees are pruned in summer. Measures such as carving buds, wiping buds, cultivating shoots, pulling branches, and picking the hearts are adopted to adjust the tree structure, ease growth potential, and promote flowering results.
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