High quality apple orchard management in April

When the peanut begins to bloom, the root must be applied once, and the fertilizer should be applied with NPK (15-15-15) potassium sulphate or sulphur sulphate or pure sulphur compound fertilizer 15-20 kg, potassium sulphate 5~7.5 kg. Spread evenly in the soil between the rows, and then shallowly plough the soil between the rows of 8 to 10 cm to make it loose and breathable, and let the fertilizer into the soil. At the same time, the leaf surface is sprayed with 0.1% borax, 0.1% zinc sulfate, 0.2% potassium dihydrogen phosphate, and 800 times humic acid active liquid fertilizer mixture, and evenly spray all the leaves to start dropping with water drops. In this way, it is beneficial to pollination and fertilization and flowering of the lower needle, increase the rate of pod formation, promote the development of pods, make the pods full and full, and the yield is obviously improved.

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