Question

List down the different ways by which we can control weeds.​

Answer 1

Answer:

Weeds are unwanted plants which grow along with the crop plants in cultivated field and cause reduction of crop yield.

The different methods of weed control are :

(a) Mechanical methods : Weeds can be removed by uprooting by hand or by using trowel.

(b) Cultural methods : By employing timely sowing of seeds in properly prepared beds, intercropping and crop rotation methods, weed growth can be minimized.

(c) Chemical methods : Weeds can be destroyed by spraying chemical called weedicides.

(d) Biological methods : Certain insects and crop plants prevent the growth of weeds.

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Answer 2

Answer:

Weed control is important in agriculture methods include hand cultivation with cultivators, smothering with mulch, lethal writing with high heat , burning , and chemical control with herbicides (weed kilers).