Question

how are crops protected from pests? what precautions should be taken while spraying pesticides in the fields

Answer 1

Hi friend,
Crops are protected from pests by spraying pesticides in the fields.While spraying pests the person should have his hands and mouth covered as it may be harmful
Hope this helps you

Answer 2

By the use of pesticides and fertilizers.


Some precautions like:-

We should not over spray fertilizers.

We should know the right use of them i.e.,we should know how much and which one to spread on which plant.

We should keep special fertilizers for special plants like rose.

Hope this helps......