GRAIN growers in Victoria, South Australia and Tasmania who detect weeds that have survived herbicide applications are encouraged to have those weeds tested in-season for herbicide resistance.
Research scientist Peter Boutsalis said screening of weeds during the winter crop growing season to determine their resistance status provided growers with information on the effectiveness of herbicides on target weeds.
This could potentially prevent the costly use of ineffective herbicides and reducing the spread of herbicide resistance.
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