What is the main management of apple trees in summer?

What is the main management of apple trees in summer? Please guide the main management of apple trees in summer are as follows: first, fertilizer management in order to meet the nutrient needs of apple trees in summer, should be timely topdressing. In general, in the high temperature and rainy season, the amount of fertilizer should be applied a small amount for many times. Topdressing is also needed in the late stage of fruit growth in summer. For young fruit trees, 0.2-0.5 kg / plant and 1-1.5 kg / plant at full fruiting stage. Second, water management apple trees are the most sensitive to water during the period of rapid shoot growth from May to June. Then, combined with the local situation of Hancheng this year, irrigation should be carried out in the following periods: budding period, flowering stage, spring shoot growth period, fruit expansion period and late expansion stage. Third, summer shearing mainly makes up for the deficiency of winter shearing, making use of the law of tree nutrition and transport, accumulation and consumption to adjust the relationship between growth and fruit. a. Summer tube. For young trees, when the branches grow to 40-45 cm in the first and middle of June, the hearts are removed and 1-3 leaves are removed. b. Opening angle. For the backbone branches with an upright angle, take the backbone branches from May to June to open the angle. c. Twist. In the first and middle of June, when the middle and lower part of the new shoot was wooded, the base of the new shoot was sprained to promote the early formation of flower buds. d. Ring peeling. In order to better promote flower bud formation. The branches or auxiliary branches with a strong inner chamber were girdled from May to the middle of June. The width of girdling is 3-5 mm, narrow in thin and wide in thick. Click to get more apple tree planting techniques click to get more fruit planting techniques