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Catalogue: GRDC Updates
Take home message Take the time to look hard at your cropping rotation and how chemicals fit to ensure longer term success... In 2007 samples of wild oats were tested with the following herbicide resistance results :- 20% to Wildcat , 10% to Topik , 30% to Atlantis and 15% to Mataven ... To avoid or reduce herbicide resistance to Groups A, B & Z we need to consciously rotate to other chemical groups such as Group C, D & J. If the opportunity arises in the rotation where proper incorporation can be achieved, the use of Trifluralin (D) and Avadex (J) should be considered...
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Catalogue: GRDC Media
Darren Aisthorpe, Queensland Department of Agriculture, Fisheries and Forestry (DAFF) extension agronomist for the CQ Grower Solutions project, Biloela says the double knock technique is a key strategy for management of difficult-to-control weeds such as flaxleaf fleabane and feathertop Rhodes grass... "To date there have been some very mixed results with double knocking at a commercial level, despite excellent results at trial and demonstration levels, and this is not helping with the uptake of the practice," Mr Aisthorpe said... The Grains Research and Development Corporation (GRDC) has invested in weed management research across the northern region, including extensive work by the DAFF weeds team, CQ Grower solutions project and Northern Grower Alliance (NGA) into maximising effectiveness of the double knock technique...
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