When is garlic topdressing and what fertilizer is the best?

The topdressing time and fertilizer for this food are as follows:

1, seedling fertilizer: after garlic seedlings are full, light human manure can be applied once to raise seedlings, but ammonium bicarbonate is not applied to prevent seedlings from burning.

2. Overwintering fertilizer: farmyard manure is the main overwintering fertilizer, which helps garlic to enhance its overwintering ability and promote garlic seedlings to turn green early.

3. Green fertilizer: When the temperature is stable at about 8 degrees in spring, topdressing green fertilizer according to the growth of garlic.

4. Bolting fertilizer: Before and after Tomb-Sweeping Day, garlic will enter the differentiation period of garlic bolting and garlic cloves. At this time, sufficient nutrients should be provided in time, mainly compound fertilizer.

5. Top dressing during the garlic growing period: apply 20-30 kilograms of compound fertilizer per mu and spray potassium dihydrogen phosphate once every 7 days.