Yes, it can be combined with the greening period to water and apply topdressing, with 30 kg of urea and 20 kg of potassium sulfate per mu. The growth period of garlic moss is also a stage in which vegetative growth and reproductive growth go hand in hand, so it is necessary to increase irrigation. For fields with poor soil fertility, 20 kg of urea can be topdressing with water. In the garlic swelling period, 20 kg of urea can be topdressing per mu, and potassium fertilizer 10 kg. Combined with spraying potassium dihydrogen phosphate and urea aqueous solution outside, once every 5 ~ 7 days until one week before harvest.