Many netizens and Kobayashi have reflected that their family's cabbage is not in the heart, and they don't know why it is awkward. They don't know how to solve it. Today, Xiaolin from Huinong.com will share with you the solution that Chinese cabbage is not conceived! There is a reason for Chinese cabbage to be unconcerned. There are four main aspects: 1. The rainfall and rainfall frequency in summer are high, and the humidity in the field is too large, which often leads to the inability of Chinese cabbage. 2. The degree of moisture control is improper. The summer temperature is high and the demand for water in Chinese cabbage is relatively strong. If the watering is not timely, it will lead to lack of water in the cabbage or excessive watering at one time, causing the cabbage to be soaked in water. These are caused by Chinese cabbage. The reason for the heart. 3. Fertilization is uneven. Many farmers use a large amount of quick-acting nitrogen fertilizer to ignore the phosphorus and potassium fertilizer in order to catch the cabbage season. 4. Pests and diseases are not well managed. In summer, various pests and diseases are common, especially dry heart disease, powdery mildew, cabbage caterpillars, etc. These early treatments are not timely and will lead to unclear cabbage. Cabbage is not a solution 1. Drainage in time, no need to be afraid of heavy rainfall, use the terrain, do a good job of drainage, and ensure ventilation. 2. Evenly and reasonably watering, the lotus period of the Chinese cabbage, the core period, and the ball-forming period must be evenly watered for a long time, so as to maintain the soil moist. Do not water at noon, pour water once in the morning and evening, cover with weeds after watering to reduce water dispersion. 3. Reasonable fertilization at each stage. In the two stages of cabbage heading and mid-balling, it is necessary to apply potassium dihydrogen phosphate or ternary compound fertilizer once, and each time 10 to 15 kg per mu, apply with watering. . 4. Timely management of pests and diseases, timely application of pesticides in the early stage of the disease, once found that downy mildew or soft rot, etc. can be used 50% of the toxic manganese zinc 500 times solution, 40% of the ethyl phosphorus aluminum wettable powder 200 times Spray once every 7 days and spray 2~3 times in a row. 5. It can be used to promote the heart of the cabbage during the ball-forming period by spraying the foliar fertilizer. 6. Build a shade net to reduce the temperature in the greenhouse, which is conducive to better cabbage. Household Cleaner,Grease Cleaner Kitchen,Household Carpet Cleaner,Cleaning Spray Wuxi Keni Daily Cosmetics Co.,Ltd , https://www.kenicosmetics.com
