As the temperature rises, garlic enters the green growth period; before and after the spring equinox, it reaches the rotten mother (also known as the mother-back period). Due to the continuous cold and dry weather in the winter and spring, garlic growth is affected, the seedling quality is poor, and the weakness of garlic seedlings is high, and management must be strengthened.
The growth period of garlic sprouts began to control onion fly and seed fly in April, spraying once every 7-10 days, and even spraying twice. From the end of April, it started to prevent garlic blight and gray mold, spray once every 10 days, and spray 2-3 times before lifting. Plastic film garlic should be in the "clear and bright" after the temperature is stable, remove the film and weeds, topdressing diammonium or potassium fertilizer per acre 20 kg, and spraying efficient foliar fertilizer, and then pouring a permeable. Note that watering should be stopped one week before the lifting to facilitate lifting.
After the management of garlic inflated, it is followed by watering once (10-15 kg of potassium fertilizer can be applied with water), and watering 1-2 times according to the weather before harvest to keep the ground moist and meet the moisture requirement of late garlic. Needs, and spraying a disease-preventing drug, spraying foliar fertilizer at the same time, to consolidate the effect of prevention and treatment of garlic disease, ensure the harvest of garlic.
Diseases and Insect Pests Garlic pests are mainly garlic sprouts; diseases include leaf blight, purple spot, and viral diseases.
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