Membrane facilities were gradually withdrawn from the peach plant. The withdrawal of the film should be completed in about 6 days. At the beginning, open the air outlet first. After a day or two, remove the bottom membrane and the top ventilation membrane. In a few days, the main membrane can be gradually pulled down and removed after 6 days.
Cultivating the canopy In early June and mid-August, the period of vigorous growth of peach trees and the differentiation of flower buds was the first time pruning was carried out when the shoots were grown to 30 cm or so, and the hearts were picked up 2 to 3 times; Removal of sparse, upright new shoots with space for twisting; third is to pull branches, especially for the first year of the tree, its purpose is to create good ventilation and light conditions, control prosperous, in order to facilitate the formation of flower buds.
After the fertilizer is applied to remove the film from the soil, topdressing should be carried out in time. Peach trees that have a large number of results and consume large amounts of tree nutrients must be applied early and reused. Every other row, dig 30- to 40-cm deep and 30-cm-wide fertilization ditch. Each plant should have 20 to 30 kilograms of excrement or manure applied per plant and 100 to 150 g of compound fertilizer, and then seal the soil. When topdressing, it is necessary to control the amount of nitrogen fertilizer used to prevent shoots from becoming long and affect flower bud differentiation. Since peach trees are chlorine-free crops, do not use chlorine-containing fertilizers such as ammonium chloride and potassium chloride.
Drainage and flood prevention peach trees are afraid of waterlogging, so after removing the film, they still have to rise from high ridges. Pay attention to drainage, prevent accumulation of roots, and then have adverse effects on the ground.
Pest control pests The main diseases of peach trees are bacterial perforation, perforation of brown spots, downy mildew, etc., and can be used alternately with conventional bactericidal drugs such as zein zinc, thiophanate-methyl, carbendazim, etc. 600 to 800 times. The most common and serious insect pests are Myzus persicae, Acaroid mites, and Tumors, which can be controlled by drugs such as chrysanthemum moxa, Wanling, Kuaishailing, and enemy killing. Organophosphorus pesticides are strictly prohibited.
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