Method of weed control :
1. Mechanical Control:- Removing the weeds physically or with equipment is called the mechanical method. i.e. Hand-pulling, Burning, Harrow, Hoe, cultivator, weeding
2. Cultural Method:- Weeds are controlled by manipulation in cultural practices like deep plowing, use of the pure seed, crop rotation, etc.
3. Chemical Control: This is the most popular method of weed control. In this method, chemicals are used to kill weeds called weedicide. If such chemicals destroy all types of plants (herbs) they are called herbicides.
• The use of herbicide (legally) started in the decade of 1940.
• 2,4-D was used as a herbicide for the first time in 1947-48.
4. Biological Method:- In this method, natural enemies of weeds are employed to control the weeds. They are called bio-agents like insects, diseases, birds, etc. The biological method is a permanent and pollution-free method of weed control.
Pingback: पूसा बासमती 1509 धान की खेती कैसे करे