Generally, vegetables grown in protected areas will encounter a problem, that is, long-term heavy-duty, we all know that long-term heavy crops will bring harm to vegetable cultivation. Not only can it cause an increase in the number of eggs, but also the soil properties will deteriorate, and crop diseases will occur frequently. The following small series will share with you the prevention and control measures for the disease of vegetables in protected areas.

First, soil disinfection

Soil disinfection has large water immersion, high temperature shack in summer, damp heat sterilization and other methods. Large water immersion can be staggered during busy seasons. Summer high temperature suffocation time is best around 1 month. Damp heat sterilization has good effect on cucumber root rot. Effect. All localities can take corresponding disinfection measures according to their own local conditions.

Second, the use of straw biotechnology

Under the action of microbial fermentation bacteria, the straw can be transformed into carbon dioxide, enzymes, nutrients, etc. required for plant growth, and it has a role in treating the soil in the protected land.

Third, change the shed to change the sputum, increase the application of decomposed farmyard manure

For long-term heavy protection of the greenhouse, it is necessary to change the shed and change the raft. For the clay soil to be sand-improved, the fertilized vegetable land should be based on the farmer's fertilizer, which creates a good rhizosphere growth environment for crops, effectively alleviating various diseases.

Fourth, fertilization should be balanced and reasonable

The method of fertilization has a great influence on the soil in the protected area, so the fertilization must be balanced and reasonable, and it is not only a single use of a certain fertilizer.

5. Reasonable intercropping and rotation

Reasonable intercropping and rotation is a more effective prevention and control measure for the disease of vegetables in protected areas. This is to use the differences in growth habits between different vegetable crops to alleviate soil diseases. However, it should be noted that intercropping and cropping should be carried out using vegetable crops that can be symbiotic.

In addition to the above points, the prevention and control measures for the disease of vegetables in protected areas include adjusting the pH value of the soil, adopting strong vegetable varieties or grafting methods, and finally using the corresponding agents to control the disease of the vegetables in the protected area.

For the wonderful pictures and popular comments on the prevention and control measures of vegetable diseases, you may be interested in the following recommended contents. Welcome to read.

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