a NICIU.
9.
What are weeds? How can we control them?
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1
Answer:
Weeds can be controlled using weedicides: It is a chemical, which is sprayed in the fields to kill all available weeds. Weedicides are not harmful to crops. Tilling before sowing of crops also helps in removing weeds: Tilling uproots the weeds.
Answered by
1
Answer:
Tilling before sowing of crops helps in the uprooting and killing of weeds.
Weeds are controlled by using certain chemicals,called weedicides.
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