Weedicides are sprayed in the fields during the vegetative growth of weeds _________.
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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
This question is essentially identical to 228906. Weedicides are sprayed during the vegetative growth of weeds before flowering occurs. This prevents seed production and breaks the weed life cycle. The timing is critical - applying weedicides after flowering allows seeds to mature and disperse, reducing effectiveness.