Seven points of postharvest management of kiwifruit

First, the clearing of the garden clearing area is mainly to eliminate weeds, clear ditch, pest prevention and so on. The clearing of the garden can be carried out in combination with the winter pruning. The pests and branches of the cuts should be burned or buried deeply. The pesticides for the prevention of pests and diseases can be made into 60 times liquid by crystal sulphur mixture, sprayed with whole branches, sprayed for humidity, time The request is completed before germination.

2. When pruning and pruning, first cut off the dead branches, diseased branches, thin branches, cross branches, and dense branches from the base, and the results of the 2-3 years, the result of the external migration of the results, should be updated in time, from The base is cut off. The main pole and the main branch of the chaotic plant should try to straighten out the affiliation of the main pole and the main branch. Then trim according to the characteristics of the variety. Early varieties of Chinese species, Jinfeng and other varieties, due to short internodes, strong results, should be heavily pruned, 4-6 buds for short and weak vegetative branches; medium-strong vegetative branches 6-8 buds Short cut; the result branches left 6-8 buds shortly above the result site, generally leaving 25-40 results for each plant. Delicious species, such as Xuxiang, Bruner and other varieties should be lightly cut, using long-tail pruning method, leaving 6-10 buds short and short for weak and weak vegetative branches, and 11-16 buds for moderately strong vegetative branches; As a result, the branches left 6-8 buds shortly above the result site, leaving 20-30 fruit branches per plant. After trimming, the branches should be flattened and tied with a cloth strip on the frame surface so that the resulting mother branches are evenly distributed.

Third, the scaffolding bracket is the basis for the high-quality and high-yield production of kiwifruit. The gardens that are not framed must be clearly distributed after trimming, and the time for easy binding should be grasped. The damaged gardens of the original shelves should be repaired or replaced in time.

Fourth, the deep turning of the soil through the deep turn can make the soil loose, enhance the ability of water and fertilizer. The deep turnaround time is generally from early November to early December. It is also possible to combine fertilization in the deep turning process. The deep turning depth is required to reach 40-50 cm. But be careful not to dig up roots above 0.5 cm. 5. Fertilization and fertilization time can be carried out after the harvest is completed in the case of drought. Generally, the application time of the base fertilizer in autumn is timely fertilization after fruit picking, and early application is more advantageous than late application. According to the different maturity stages of kiwifruit, the fertilization period is generally from mid-late September to the end of October. During this period, the nutrients synthesized by the leaves are largely returned to the root system, which promotes the growth of roots and forms another peak of root growth. Fertilizer should be combined with soil improvement and soil fertility. Therefore, kiwi base fertilizer should be based on organic fertilizer, with a certain amount of quick-acting fertilizer.

6. Spraying fertilizer and spraying the fruit, spraying the bacteria on the tree, the streptomycin, the copper hydroxide, the thiazolone, etc. to prevent ulcer disease and early defoliation, and the spraying should be careful and careful, so that the whole tree is rinsed. Shape, the trunk, the main vine, the leaves should be evenly dosed. Foliar application of 800 times liquid Jiamei brain white gold, the effect of strong buds and strong flowers next year is very obvious.

VII. After collecting and collecting ulcers, carefully check the trunk, branches and slashes, and find the 1-2 year old branches and saplings of the initial onset, and cut them early; the lesions on the trunk and perennial branches should be immediately Scrape off, then apply with ozone oil, and bring the scraped residue out of the orchard for centralized treatment. Scrape the main vines and use the Bordeaux mixture, stone sulphur mixture, etc.

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