1, seed selection and soil preparation
Select high-quality garlic seeds, deeply cultivate and disinfect the soil before planting, and apply sufficient organic fertilizer. Garlic likes to grow in a slightly cold environment and likes humidity, so it should be watered in time during maintenance.
2. Soil treatment
Garlic is a crop that needs more fertilizer, so organic fertilizer should be used as the main base fertilizer, supplemented by chemical fertilizer. 6000 kg of fully decomposed organic fertilizer or 4000 kg of chicken manure can be applied per mu. At the same time, according to soil fertility, appropriate application of compound fertilizer, bio-organic fertilizer, urea, potassium sulfate and other quick-acting fertilizers. In order to control underground pests such as garlic maggots, drugs can be used for control. At the same time, the soil is disinfected to prevent and control soil-borne diseases.
3, timely sowing
According to the local climate conditions, choose the appropriate sowing date. Sowing is generally carried out in autumn, and attention should be paid to maintaining proper row spacing and plant spacing when sowing. In the process of garlic seedling growth, according to soil fertility and garlic seedling growth, timely topdressing chemical fertilizer. At the same time, strengthen water management and keep the soil moist.
4, pest control
Closely observe the diseases and insect pests in the growth process of garlic and take preventive measures in time. For example, biological pesticides and mineral oil can be used to prevent and control diseases such as garlic leaf blight, virus disease and downy mildew; Control garlic maggots, spider mites and other pests with high efficiency and low toxicity pesticides.
5. Tian Tuan management
Harvest garlic bolts in time when they are ripe. After harvest, garlic is dried to reduce its moisture and facilitate storage. In order to promote garlic growth and increase yield, plant growth regulators, such as garlic growth regulators and potassium dihydrogen phosphate, can be sprayed in time. In the process of garlic growth, field management measures such as intertillage, weeding and loosening soil should be carried out in time to improve soil ventilation and water retention capacity. In the cold season, in order to prevent garlic from freezing injury, cold-proof measures such as covering with heat insulation film can be taken.
Refer to Baidu Encyclopedia-Garlic (Allium of Liliaceae) for the above contents.