Question

list the ways by which weeds are removed from the soil which among them is the best method

Answer 1

By applying weedicides like 2,4- D..(but now a days it is not preferrable),by labour through hand hoe,by applying recommended varieties of chemicals .

or

1) Mechanical method:
Weeds can be removed by tilling or ploughing the soil before sowing.
Very often weeds reappear after the crop has grown, in this case weeds have to be physically removed by using a khurpi , uprooting by hand , or by cutting them very close to ground.

2)Chemical method:
Weeds can be killed by spraying certain chemicals called weedicides like 2-4 D. The over usage of these chemicals will be harmful to the main crop

3)Biological Method:
In view of the problems associated with the use of weedicides , farmers use organism like insect that feed on the weed and not on the crop

Answer 2

There are 3 ways by which weeds are

removed from the soil


1) Chemical method

2) Biological method

3) Mechanical method

The biological method is the best beacuse it

will not harm the environment

hope it helps to you.

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