Management principle of grape fertilizer

1. Apply 5,000 kg of organic fertilizer per acre when fertilizing the soil preparation, and apply 1-2 kg of urea per plant during the growing season, including spraying foliar fertilizer. Spray 3% zinc sulfate before germination, and spray 0.3% urea 0.2% during the growing season. %-0.3% potassium dihydrogen phosphate foliar fertilizer.

2. Watering Water 1 time after each fertilization, do not water too much, so as to avoid excessive temperature in the garden, increase the incidence.

3. The fruit of the spray of CCC was injected at 50010-61-2 times in the initial stage of ripening, separated by 7-10 days.

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