Explain the various methods of weeding.

Farmers use many ways to remove weeds and control their growth.
Tilling before sowing of crops helps in uprooting and killing weeds, which may then dry up and get mixed with the soil. The best time for the removal of weeds is before they produce flowers and seeds. 

The following tools may be installed 
i. Khurpi - The Khurpi is used to remove of weeds by uprooting or cutting them from time to time.
ii. Seed Drill - A seed drill is also used to uproot weeds.
iii. Weedicides - Weeds are also controlled by using weedicides.