What should be done if there is drug damage to vegetables in greenhouse?

Nowadays, many people use greenhouse technology to grow vegetables, which can achieve greater benefits by artificially regulating the market time of vegetables in the greenhouse. However, it is inevitable to use pesticides to grow vegetables in the greenhouse, but once spraying too much medicine will cause drug damage, then how to do the drug damage to vegetables in the greenhouse? Let's take a look.

1. Remove the leaves

At present, many agents are internal, so after the occurrence of drug damage, the first thing to do is to remove the damaged leaves and not allow plants to continue to absorb drugs, so as to reduce the impact of drug damage. However, when picking leaves, we should pay attention to appropriate amount, it is not appropriate to remove good leaves, so as not to affect the later growth of the plant, but also pay attention not to sprinkle the residual liquid on other leaves or plants.

2. Spray clear water

If the drug damage occurs in a small area of vegetables, it can improve the removal of leaves to alleviate and reduce the drug damage, but once the drug damage occurs in a large area of vegetables, the speed of narrow leaves is slow, unsuitable for operation, and the loss is greater. At this time, watering can be carried out, watering and spraying water after drug damage occurs, clean the leaves, reduce the residual liquid on the leaves, avoid being absorbed by the plant, and dilute the solution at the same time to make it within the range that the plant can bear.

3. Spray palliative

There are special drug harm mitigation drugs, and in order to alleviate drug damage, such drugs can be sprayed, which can not only alleviate the drug damage, but also promote its growth better. when planting vegetables in the greenhouse, there are more diseases and insect pests, so they have to spray pesticides, but once they pay attention to the medication time, and it is not easy to mix them together, they should be carried out according to drug specifications and it is not easy to increase the dosage.

The above is the greenhouse vegetable drug damage how to introduce, hope to help you, want to know more related knowledge, please pay attention to us.