Chili pepper disease mainly damages the leaves, fruits and stems, especially the stem base is most likely to occur. At the seedling stage, many infections began from the base of the stem. The diseased part showed water-stained soft rot. The lesions were dark green and the diseased part was lodging. Control methods: 1. Apply crop rotation, deep turning to improve soil, combine deep turning, increase organic fertilizer, phosphorus and potassium fertilizer and trace fertilizer, apply appropriate amount of nitrogen fertilizer, and improve soil structure. 2. Select disease-resistant varieties and seeds for strict disinfection and cultivating aseptic seedlings; 7 days before and after the planting, carefully spray twice the bactericidal protective agent, so that the net seedlings enter the room and reduce the occurrence of diseases. 3. Observe and observe that a small amount of diseased leaves are found. Immediately remove and deeply bury the stems. Find out the incidence of stems. Immediately use 70% mancozeb Mn-zinc 200 times liquid to spread the lesions and eradicate the pathogens. 4. Chemical control: soil disinfection should be done well before planting, combined with ploughing, spraying with hymexazol, dixone, metalaxyl and other agents to kill residual pathogens in the soil. If the disease has already been used, it should be sprayed with pharmaceuticals such as Ankor and Fushuai Decoction. It is also possible to use potassium dihydrogen phosphate and Biqing foliar spray to increase the disease resistance of the plant itself.
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