How to use powder pesticides

The powder is generally applied directly, is convenient to use, does not require water, and has high work efficiency. The effective content of the powder in the powder is generally low. Some farmers create powders that are applied to the soil made of fine soil, or the powder is applied to the water. The powder can be directly sprayed with a duster, and can also be used for soil treatment, seed treatment, preparation of poisonous valleys, poisonous mites and the like. North China greenhouse protected area to expand year by year, such as jet nebulizer with a relatively bulky chemical fungicides, the need for uniform spray crop stems, very laborious operation, liquid discharged air humidity increases, is not conducive to plant diseases Prevention and control, so it should be sprayed with a light duster, without evenly spraying the stems and leaves, the operation is simple and easy, and the humidity can be floated in the air, and finally deposited or adsorbed on the crop leaves. , negative, very favorable disease prevention and control.

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