Autumn basal fertilization: Generally, it is carried out between September and November. Generally, 2 to 3 kg of bio-organic fertilizer is applied to the plant. As a result, 5 to 8 kg of bio-organic fertilizer is applied to big trees. There are more requirements for nutritional conditions during cherry flowering and fruit setting. Full-fledged top-dressing: 3 to 5 kg of bio-organic fertilizer can be applied to trees in flowering stage, and 1 to 2 kg of compound fertilizer can promote flowering and leaf development, increase fruit set rate, and accelerate fruit growth. The fibrous roots of cherry are concentrated in 20-25 cm soil layers. In general, the application method of basal fertilizer for fruit trees to excavate large holes, open radios or arc deep grooves on the outside of the tree tray will cause a large number of roots to be damaged. For the result tree, in the early winter, the bio-organic fertilizer was applied to the tree tray, and the tree tray was shaved, and the depth was 5 to 7 cm. Immediately after the leveling, the water was watered, and after watering, the soil was soaked or covered with grass and the film was covered. Top dressing, it is best to spread to the tree tray, and immediately gently scratch, so that the soil is mixed, and then watered.
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