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How to control anthracnose in Chinese cabbage (napa cabbage) in summer and autumn?
How to control anthracnose in Chinese cabbage in summer and autumn? Please provide an introduction to the control methods. In summer and autumn, anthracnose of Chinese cabbage not only harms Chinese cabbage, but can also harm mustard, radish, turnip and other cruciferous vegetables, affecting the marketability of the vegetables and causing reduced yields. Chinese cabbage anthracnose is a high-temperature, high-humidity disease, at temperatures of 26°C~30°C...
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Detailed Explanation of Summer Cabbage Planting Methods and Technical Key Points
How to plant summer cabbage? Please provide a detailed introduction to the methods. Summer cabbage can be planted by referring to the following methods: 1. Variety selection. Choose excellent varieties that are heat-tolerant, disease-resistant and have tight heads, such as Xiayou No. 2, Xiayou No. 3, Xiayang, etc. 2. Apply sufficient base fertilizer and sow at the right time. After the wheat harvest, promptly hoe away the wheat stubble...
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Detailed Explanation of Key Technical Points for Summer Cabbage Planting and Management
How should summer cabbage be managed during cultivation? Please give guidance. Summer cabbage is a type of Chinese cabbage that reaches the market between summer and autumn, when vegetable supply is in the off-season, offering considerable economic returns. However, because summer temperatures are high and rain is plentiful, it is a season with a high incidence of pests and diseases. When planting Chinese cabbage, key steps must be grasped, and you must...
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What causes summer cabbage to not form heads?
Why does summer cabbage not form heads? How should it be prevented and controlled? Please provide guidance. When growing Chinese cabbage in summer, the phenomenon of leaves not curling and heads not forming often occurs, affecting its commercial value and edible value. This is a problem often encountered in summer Chinese cabbage cultivation. Causes: 1. Wrong variety. ...
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Summer Greenhouse Chinese Cabbage Planting Methods and Technical Key Points
How do you plant greenhouse Chinese cabbage in summer? Please give an introduction to the planting methods. By summer, solar greenhouses generally can only be used as open ground, and their facilities cannot be fully utilized. If Chinese cabbage is planted in them, it can not only enrich the variety of vegetables on the market, but also bring considerable economic benefits. The key cultivation points are as follows. 1. Select varieties...
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What are the control methods for Chinese cabbage viral disease in summer?
How do you control Chinese cabbage viral disease in summer? Please provide guidance on control methods. Chinese cabbage viral disease in summer generally causes yellowing and crinkling of the heart leaves at the seedling stage, preventing head formation into a ball; at the adult plant stage, the leaves become brittle and hard, crinkled, and the head fails to fill out solidly, with grayish-brown patches forming on the leaves, affecting yield and market quality. High temperature and drought, ...
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Chinese Cabbage Summer Planting Methods and Key Technical Points
How to plant Chinese cabbage in summer? Please provide an introduction to the planting methods. Reference methods for planting Chinese cabbage in summer: For variety selection, choose early-maturing Chinese cabbage varieties that are resistant to high temperatures, tolerant of high humidity, resistant to pests and diseases, and of good quality. It is best to choose varieties that are hairless and whose seedlings removed during thinning can be sold as seedling vegetables, such as Xiafeng 40, Xia...
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Key Management Techniques for Autumn Planting of Purple Cabbage
How do you manage purple cabbage planted in autumn? Here is an introduction to how to manage it at each stage. The key management points for each stage of autumn-planted purple cabbage are as follows: First, seedling stage management. 1. Pay attention to preventing pests and diseases at the seedling stage. Autumn purple cabbage is generally sown in early July, and the seedling stage mainly requires preventing damage from fungi and soil-dwelling pests. To prevent seed-borne bacteria and soil-borne diseases, the seeds can be dressed with Miaojundi at a 1:1 ratio; to prevent soil-dwelling pests, before sowing, the seedbed surface can be sprayed with chlorpyrifos 1500x solution. At the same time, note that after emergence, every 7 days, spray the leaves with Amistar 1500x solution to prevent diseases such as damping-off and seedling blight at the seedling stage.
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Cabbage Planting Methods and Management Points for Autumn and Winter
How to plant cabbage in autumn and winter? Please advise on planting techniques. For planting cabbage in autumn and winter, you can refer to the following methods: 1. Varieties: For autumn cabbage harvested within the year, generally choose flat-head types, such as Meimao No. 2, Chuncai, Lushen, Qiangli 60 and other varieties. For cabbage overwintered and delayed for harvest, generally choose...
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How to top-dress head cabbage properly? Detailed explanation of the correct method
How should you top-dress head cabbage when growing it? Please explain the method. Head cabbage's fertilizer requirements are mainly nitrogen and potassium, with a suitable amount of phosphate fertilizer. Throughout the entire growth process, the combined ratio of the three major elements N:P:K is 3:1:4. Analyzing by growth stage, the seedling stage needs more chlorine, reaching a peak at the rosette stage. By...
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