Biology · Agriculture and Crop Production
Noxious weeds like Parthenium hysterophorus (Congress grass) propagate over wide geographical areas primarily via:
- 1Decomposed farmyard manure deposits.
- 2Exclusively through mechanical irrigation channels.
- 3Lightweight, wind-dispersed seeds.✓
- 4Underground tubers and vegetative corms.
Correct answer
Lightweight, wind-dispersed seeds.
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