Tomatoes have a great influence on the yield and growth of the autumn plague virus disease. The following measures are taken to protect the tomato virus in the protected areas in the autumn. 1. Don't overdue drought and seedlings in the seedling stage. In case of drought, water in time to reduce soil temperature. At the same time, attention should be paid to insect pests of sucking pests such as locusts and leaf miners to cut off transmission of viral diseases and insect pests. 2. Before the onset or early onset, we can use phytosanitary agents, virus A and other agents to prevent and control, and chemical fertilizers can be properly added to zinc fertilizers, which can play a very good effect in preventing and treating viral diseases.
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