At what stage of the vegetative growth of crops are weedicides sprayed in the fields?
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Before sowing seeds
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After flowering
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Just before harvesting
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Before flowering
D
Correct answer
Explanation
Weedicides should be sprayed during the vegetative growth stage of weeds but before flowering. This timing prevents weeds from producing seeds that would infest the field in future seasons. Spraying after flowering is less effective as seeds may already be mature, and spraying before crop emergence risks damaging the crop itself.