Scientific water supply: In Chinese cabbage, it will keep the water evenly and supply adequately. It should be avoided when it is too much, and it should be wet when it is dry. In general, water should be poured once in the morning and at night. Each time, one to 1.5 kilograms of water per plant is poured. Cover the surface with rice straw or other weeds to keep the soil moist.
Rational fertilization: P and K fertilizers and organic fertilizers should be increased to control nitrogen fertilizers. In order to restrain their madness, in the early and middle stages of the ball, each application of primary potassium dihydrogen phosphate and appropriate amount of farmhouse fertilizer, each 15 to 20 grams per plant, will be applied to the defecate of fresh water or mash.
Prevention and control of pests: pests and diseases, continuous spraying 2 to 3 times 1500 times agricultural music, 1500 times liquid music, 1000 times liquid can kill mixed solution for prevention and treatment. If the soft rot disease is serious, 5000 times of agricultural streptomycin should be added together with spraying.
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