Question

9. What are weeds? How can we control them?
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Answer 1

➠ AnSwer :-

• Weeding is the removal of weeds from the field. It is an effective pre-harvesting method of crop protection and crop production management.
• Land preparation helps in the removal of seeds and uprooting of weeds before sowing of seeds of the main crop.
• The unwanted plants which grow along with a cultivated crop are called weed. The type of weed vary from field to field,crop to crop,season to season.
• For Ex:Wild oat,grass, Amaranthus, chenopodium etc.
• The process of removing weeds from a crop field is called weeding.

Answer 2

Answer:

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.

Explanation:

Hope this helps u...