When does the pear tree apply strong fruit fertilizer? What kind of water-soluble fertilizer will have a good effect?
Pear tree is a kind of fertilizer-loving fruit tree which needs a large amount of fertilizer. timely application of strong fruit fertilizer is very important in pear cultivation, which is directly related to the yield of pear trees and the income of pear farmers. Which kind of water-soluble fertilizer is more effective?
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Time of applying strong fruit fertilizer to pear trees:
The rapid expansion period of pear fruit is from June to August every year, and the fruit expansion fertilizer should be applied in time. Fertilization is mainly high potassium, medium nitrogen or low nitrogen, medium phosphorus or low phosphorus, which can improve the quality and yield of pear fruit and promote flower bud differentiation in the later stage.
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Fertilization method of strong fruit fertilizer for pear trees:
1. Underground topdressing: high potassium water soluble fertilizer 15-15-30+TE can be applied to pear trees with serious potassium deficiency (mainly characterized by shorter branches, smaller leaves, yellowish green, leaf margin curling and scorching, and the whole leaves are in this case), ultra-potassium water-soluble fertilizer 13-6-40+TE can be applied to pear trees with serious potassium deficiency.
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2. Foliar spraying: spraying 0.3% 0.5% potassium dihydrogen phosphate 2 times from physiological fruit drop to harvest time can replenish the fruit in time, and the effect is faster and better.
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