Fine land preparation
Spring cultivation of cabbage plots, it is best to plough deeply, and apply rotted high-quality circle fertilizer, fertilizer per mu is 5000 kg, plough flat after ploughing, furrow width 1-1.2 meters, furrow length of about 20 meters is appropriate.
Sow seeds at the right time
It is generally broadcast live in early April. If the soil moisture is not good in spring, you can water it 7-10 days before sowing to create moisture. When sowing, 2-3 rows of seeds per furrow, that is, row spacing of 40-50 cm, hole spacing of 35-40 cm, 5-6 seeds per hole, 75-100 grams of seeds per mu, covering soil and film after sowing, increasing ground temperature, in order to facilitate the seedlings and seedlings.
Rational dense planting
Sow 4-6 days to emerge seedlings, after the emergence of seedlings in time to break the film to introduce seedlings, so that the cotyledons expose the plastic film, and use soil blocks to compact the small hole of the plastic film to prevent the seedlings from burning. After the seedlings break the heart, 3-4 true leaves are planted once between the seedlings, 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 you. 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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