Fine land preparation
Spring planting cabbage plots, before the winter is best deep ploughing and drying, the next spring after the soil thaws to apply rotted high-quality circle fertilizer per mu 5000 kg, ploughing after ploughing to do furrow, furrow width 1 meter ~ 1.2 meters, furrow length of about 20 meters is appropriate.
Sow seeds at the right time
It is generally broadcast live from late March to early April. If the soil moisture is not good in early spring, it can be watered 7~10 days before sowing to create moisture. When sowing, each furrow is planted in 2 rows ~ 3 rows, that is, the row spacing is 40 cm ~ 50 cm, the hole spacing is 35 cm ~ 40 cm, each hole is every 5 ~ 6 seeds, 75 grams ~ 100 grams per mu is used, and the soil is covered with film after sowing to increase the ground temperature to facilitate the seedlings and seedlings.
Rational dense planting
Sow 4 days ~ 6 days of seedlings, after the emergence of seedlings in time to break the film to introduce seedlings, so that the cotyledons expose the mulch, and with soil clods to compact the small hole of the mulch film to prevent the seedlings from burning. After the seedlings break the heart, 3~4 true leaves are planted once between each seedling, and 5~6 true leaves are planted.
Fertilizer and water management
Spring cabbage should be promoted to the end, fertilizer and water management should be strengthened, and timely cultivation should be carried out to promote root development. It is required to water once every 5 days, and 20 kg of urea per mu and 20 kg of potassium sulfate or 25 kg of compound fertilizer per mu during the rosette period.
Timely prevention of pests and diseases
The main disease of early harvest of Chinese cabbage is downy mildew. At the seedling stage, attention should be paid to spraying alum and carbendazim. At the same time, in the middle and late stages, pay attention to spraying 1000 times dimethoate, 1000~1500 times phosphine to control aphids, cabbage insects, etc.
The key points of spring cabbage planting are introduced here, I hope it will be helpful to everyone. If you want to buy high-quality and high-yield cabbage seeds, you can download the seed bank App, and the country's excellent cabbage varieties are available for everyone to choose.
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