1. Basal manure, such as chicken manure, manure, compost, pond mud, and decomposed manure and urine, can supply the organic matter and trace elements necessary for the growth and development of apricots for a long period of time. It is a basic fertilizer and apricot tree blossom. The basis of the results. Basic basal fertilizers are usually unfrozen before the winter, combined orchard ploughing, using a ditch or radial hole once applied, fertilization depth is generally 40 cm to 60 cm; the results of excessive trees, weak trees, flower buds of poor quality The trees are applied with 0.3kg to 0.5kg of P and K per plant.
2, top dressing is to make up for basal deficiency, can be divided into flower before the fertilizer, flower after flowering, flower bud differentiation of fat. After the flower is thawed in the spring before flowering, the flower buds germinate before applying 0.2 kg to 0.5 kg of urea per plant, and the young and wang trees will not be fertilized. This dressing can promote uniform flowering, reduce flowering and fruit loss, and is conducive to the growth of new shoots and roots. After the apricot tree blossoms, the tree consumes a lot of nutrients. After flowering, the young fruit quickly enlarges. The new shoots and new leaves also begin to thrive and require more nutrients. The available nitrogen fertilizer should be applied in a timely manner and a small amount of phosphorus and potassium fertilizer should be used. In the fruit enlargement or hard nucleus stage, the available nitrogen fertilizer should be followed with a small amount of phosphorus and potassium fertilizers to promote flower bud differentiation and lay the foundation for the next year's high yield.
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