Reasonable fertilization in the summer cabbage cabbage core, the application of phosphorus and potassium fertilizers and organic fertilizer, nitrogen fertilizer control to inhibit its growth. Generally in the early stage of the ball and the mid ball stage, potassium dihydrogen phosphate and cooked peanut bran should be applied. Every time 15-20 g per plant is applied, it will be applied to the fresh water or the decomposed fecal water.
Scientific water supply must ensure that the water is evenly distributed and adequately supplied during the cabbage-balling period of summer cabbage. Do not avoid too much time, dry when wet, in order to maintain the soil moisture is appropriate, generally should be early and late the shower water, each time per plant 1-1.5 kg is appropriate. At the same time, we should use rice straw or other weeds to cover the surface of weeds with grass thickness of 3-5 cm to reduce moisture loss and keep the soil moist.
Prevention and control of pests during summer cabbage cabbage, should pay attention to inspection of leaves. In order to find out pests and diseases, it is necessary to continuously spray 2-3 times of 1500 times of farmland music, 1500 times of Daisen ammonium mixture, or 1500 times of L. and 1,000 times of killing the mixture for prevention and treatment. If the soft rot is a serious hazard, it should be sprayed with 5000 times streptomycin.
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