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double knocking

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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