Application method of strong fruit fertilizer in mango ripening stage

After the hard core of the young mango fruit, it begins to expand rapidly. At this time, it is the mango expansion period. At this time, it is necessary to apply strong fruit fertilizer to promote the full expansion of the young fruit, and there will be no cracking. It can also increase the accumulation of sugar and prolong the storage and preservation period.

Application method of strong fruit fertilizer in mango expansion period:

In the mango expansion period, the fertilizer for strong fruit is mainly nitrogen, phosphorus and potassium complete fertilizer, and calcium, magnesium and silicon fertilizer is supplemented. Trees over 5 years old or trees with fruits over 50 kg, each plant should be applied with NPK (15-15-15) compound fertilizer 0.75-1 kg, superphosphate or calcium-magnesium phosphate fertilizer 1-1.5 kg, potassium chloride or sulfuric acid 0.50-0.75 kg of potassium, 0.25-0.50 kg of magnesium sulfate, 0.15-0.25 kg of calcium nitrate and 0.15-0.25 kg of active silicon fertilizer. Around the canopy drip line, dig a ring trench with a depth of 25-30 cm in width. After fully mixing all the fertilizers, spread evenly in the ring trench and cover with soil.

The foliage should be sprayed with a mixture of 0.1% magnesium sulfate, 0.2% urea, 0.3% potassium dihydrogen phosphate, 0.5% calcium nitrate, 500 times active silicon, and 800 times humic acid active liquid fertilizer every 7 to 10 days, and spray continuously. 2 to 3 times, evenly spray all the branches, leaves and fruits inside and outside the canopy, and it is advisable to start with water droplets dripping down, and supplement various nutrients from the leaves.