Question

weeds can be removed by using a ​

Answer 1

Answer:

Weeds can be removed by spraying herbicides or by removing them mechanically. For example, xanthium. Weeds can be controlled by timely sowing of crops, inter-cropping and crop rotation control the growth of weeds. Use of resistant varieties and summer ploughing also reduces the growth of weeds.

Explanation:

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Answer 2

Answer:

Weeds are the undesirable plants that are not cultivated. They are the plants at the wrong place. They compete with the crop for nutrients and space. Hence, they are harmful to the crop. These weeds can be controlled by using weedicides.