The main effects of herbicides remaining in soil are as follows:

Herbicide damage is manifested as crop growth inhibition and malnutrition.

it destroyed the ecological balance of farmland and led to the increase of pesticide resistance of pests.

The reason why herbicide residues have a great influence in soil:

The dosage and concentration of herbicides are large, so there will be residues after use.

The herbicide is used incorrectly, and it may be left in the soil if it is mixed or not used according to the actual situation.

Method of eliminating the herbicide left in the soil:

Before planting crops, the soil should be turned over.

2. Irrigate the fields and discharge the residual herbicides. , can dilute pesticide residues.

3. Sprinkle and plow with quicklime to decompose the residual herbicides in the soil.

Note: Herbicide should be used in proper amount at ordinary times, and it should be prepared according to the instructions, and the dosage should not be increased at will. You can also consult some agricultural experts to achieve scientific farming.