1. Scientific water supply: The Chinese cabbage should ensure that the water supply is adequate and balanced during the ball-bearing period. Usually, water is poured once every morning and evening, each time, watering 1-1.5 kg per plant, and covering the surface with straw, straw, etc. to keep the soil moist.
2, rational fertilization: increase phosphorus and potassium fertilizers and organic fertilizer, control the amount of available nitrogen fertilizer to inhibit plant growth. In the early and middle stages of each ball, the potassium dihydrogen phosphate solution was sprayed once, and a suitable amount of farmyard manure was used to add water or water to pour the manure water.
3, pest control: pests and diseases, and timely use of farmland music 1500 times liquid plus generation Sunamen 1500 times, or 1500 times the liquid can be used to kill Lexus 1000 times spray, continuous control 2-3 times. Severe soft rot disease occurred in the field, in the above-mentioned agents were added with streptomycin 5000 times mixed spray.
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