Cabbage is a common vegetable. Many people plant some at home. Autumn is a good time to plant cabbage, especially in the north. Now many people are busy planting cabbage. To plant Chinese cabbage, if you want high yield and high quality, you must do a good job in seedling management. Let's understand the key points of Chinese cabbage seedling management.
Chinese cabbage seedling stage
1. Thinning management
The most important planting method for planting Chinese cabbage in autumn is direct seeding, so the Chinese cabbage should be thinned after the Chinese cabbage emerges. Chinese cabbage thinning can be carried out twice. The first thinning is carried out after the Chinese cabbage seedlings have grown 2 true leaves, and the densely growing and weaker cabbage seedlings are pulled out. The second thinning is carried out after the Chinese cabbage has grown 3-4 true leaves. This time the thinning should set the spacing between the Chinese cabbage plants. Generally, the spacing between the Chinese cabbage plants is between 25-30cm, leaving only healthy growth. Chinese cabbage seedlings with pests and diseases.
2. Water and fertilizer management
Chinese cabbage is a water-loving crop, but it is not tolerant to waterlogging. In order to prevent the Chinese cabbage from encountering long-term rainfall during the growth period, when planting Chinese cabbage, it is ridged planting, which is not only beneficial to the field. Ventilation is also conducive to promptly draining the accumulated water in the field after rain.
After the Chinese cabbage is planted, the water needed for the growth of the Chinese cabbage should be supplemented in time. Although it is past the summer solar term, the weather is still very hot at noon, and the Chinese cabbage has poor heat resistance, so it is necessary to rationally irrigate to lower the ground temperature and maintain soil retention. Wet state. In addition to reasonable irrigation, it is necessary to topdress in time. Apply foot base fertilizer before planting Chinese cabbage. In addition to base fertilizer, topdressing should be done in time during the seedling, rosette, and heading stages of Chinese cabbage. Adequate nutrients can effectively improve Chinese cabbage’s Yield.
Chinese cabbage seedling management
3. Pest control
Common diseases and insect pests of Chinese cabbage include underground pests, aphids, blight, damping-off, downy mildew, etc. The occurrence of diseases and insect pests seriously affects the growth of Chinese cabbage and reduces the yield of Chinese cabbage. Chinese cabbage diseases and insect pests mainly focus on prevention, combined with prevention and control. In the period of high incidence of Chinese cabbage diseases and insect pests, timely spraying of pesticides for prevention and control, and timely spraying of fungicides and insecticides to prevent the spread of pathogens and pests when Chinese cabbage diseases occur.
4. Bundle management
Many people think that bundling Chinese cabbage is troublesome when planting Chinese cabbage, but rural elderly people think that bundling Chinese cabbage is an indispensable process. In fact, bundling is a very important process in order to achieve high yields of Chinese cabbage. Bundling of Chinese cabbage is generally carried out 15 days before harvest. You can use sweet potato vines or straws. Gently lift up the outer leaves of Chinese cabbage and tie the straw or sweet potato vines to two-thirds of the Chinese cabbage. , Don't be too tight, easy to grow heart. It should be noted that the Chinese cabbage cannot be watered for three or four days after the money is bundled. After the binding, small water can be used to promote the growth of the Chinese cabbage.
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