Question

what are weeds how can we control them ​

Answer 1

Answer:

Weeds are unwanted plants. They grow with crops and compete for nutrients and water with main crop.

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Methods to control weeds are:

Tilling before sowing of crops.

It can be controlled using weedicides.

manual method of removing weeds is with the help of a khurpi .

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Answer 2

Answer:

The weeds are the unwanted small grown grass,which grows between the main crop and can take all the nutrition, sunlight and water from it.

So,in this way it diminishes the growth of main crop.

There are many ways for their control:

@Biological control

¢mechanical control

© chemical control