Disease controlCommon diseases: soft rot, soft rot, virus disease, early blight, sclerotinia Soft rot: This disease usually occurs during the transplantation of young celery, or during the growth period after transplantation. When the disease is severe, it will cause celery to rot and emit a pungent odor. Heart rot: This disease can overwinter in the soil and spread to the plants through the soil when they are planted for the next time. This disease is easily caused when the temperature reaches above 36 degrees and below 12 degrees. The most suitable temperature for celery is between 27 degrees and 30 degrees. At the same time, the pathogen can also be spread through watering, insects, etc. Viral disease: This disease mainly attacks the leaves of celery. It also starts with the celery leaves. This disease is mainly caused by excessively high or low temperatures. The disease can be easily triggered when the temperature is between 20 and 25 degrees, coupled with rainy weather and humid air. Early blight: It is the same disease as spot disease. It can occur both in the seedling stage and after it grows into an adult. The main cause of this disease is also due to excessively high temperature and humidity. Sclerotinia disease: Celery can get sick throughout its growing period. The main cause of this disease is excessive temperature and humidity. Prevention and treatment methods: 1. Try to choose varieties with strong disease resistance before planting. 2. Before sowing, soak the seeds in 48-degree warm water for about half an hour. This can effectively prevent and control diseases carried by the seeds before sowing. 3. Apply fertilizers appropriately and remove diseased plants promptly when discovered to prevent their spread. Pay attention to air circulation and avoid moisture. 4. Medicinal sprays are available for prevention and treatment. Pest Control Common pests: aphids, leafminers, diamondback moths, flea beetles, etc. |
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