Question

How is pisycal removal of weeds is better than weedi ides?

Answer 1

The manual removal includes physical removal of weeds by uprooting or cutting them close to the ground, from time to time. ... Weeds are also controlled by using certain chemicals, called weedicides, like 2,4-D. These are sprayed on the fields to kill the weeds. They do not damage the crops.

Answer 2

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