Gramophone
Weed management has been found as most critical input. Most effective pre emergence herbicides have been identified in which pendimethaline is most promising. Post emergence herbicides like quizalofop-ethyl have promise to control weeds.
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Weed management in Onion:- Application of Pendimethalin 38.7% CS @ 100ml/15 litre of water or Oxyfluorfen 23.5 EC @ 15ml/15 litre of water at 3 days after transplanting are recommended for effective weed control in onion along with one weeding by hand at 25-30 days after transplanting in kharif crop and 40-45 Days After Planting in rabi crop. The use of rice straw mulch or wheat straw mulch during rabi season is recommended to enhance the yield also. The combined application of Oxyfluorfen 23.5 % EC @ 1ml/l + quizalofop ethyl 5 % EC @ 2 ml/L at 20-25 days after transplanting and having at 30-35 days after transplanting good control of weed and higher bulb yield.
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