Appropriate application of phosphorus fertilizer and potassium fertilizer and organic fertilizer, control of nitrogen fertilizer. Inhibit the growth of madness. In the early and middle stages of the ball, each application of primary potassium dihydrogen phosphate and appropriate amount of farmyard fertilizer, 15 to 20 grams per plant per time, is applied to the defecate of the defecate water or the decomposed manure.
Scientific water supply in the Chinese cabbage to ensure that the water is evenly distributed and adequately supplied. It should be avoided when there is a lot of time and when it is dry. Water should be poured once in the morning and at night. Each time, 1 to 1.5 kilograms of water per plant should be poured. Cover the surface with rice straw or other weeds to keep the soil moist.
The pests were detected and pests were continuously sprayed with 2 to 3 times of 1500 times of agricultural land music, 1500 times of liquids of dexamethasone mixed liquor, or 1500 times of liquid fungus, and 1000 times of liquid was used to kill the mixed liquid for prevention and control. If the soft rot is severe, 5000 times of agricultural streptomycin should be added with spraying.
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