Science, asked by csheuli74, 8 months ago

what are the weeds ?how we can control them weeds?​

Answers

Answered by Anurag034
152

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Weeds are unwanted plants. They grow with crops and compete for nutrients and water with main crops. So weeds are harmful.

Process of controlling the weed is called weeding.

Weeding is done manually by using khurpi and by using mechanical machines.

Weeds are also controlled by using some chemical substances like 2, 4-D. These chemicals are called weedicides and are used to kill and destroy the weeds.

Answered by Anonymous
79

Answer :

The undesirable and unwanted plants which grow naturally along with the crop are called weeds. The growth of weeds can be controlled by adopting many ways. Tilling before sowing of crops helps in the uprooting and killing of weeds, which may then dry up and get mixed with the soil. Weeds are also controlled by using certain chemicals, called weedicides. Weedicides are sprayed in the fields to kill the weeds.

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