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Herbicide resistance levels increasing in wild radish

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A survey of farmer paddocks across the Western Australian grainbelt has confirmed a big increase in the level of herbicide resistance in wild radish to commonly used Group B selective herbicides... Details of current levels of herbicide resistance in wild radish will be outlined at this month's Agribusiness Crop Updates, which are supported by the Grains Research and Development Corporation (GRDC) and the Department of Agriculture and Food (DAFWA)... Ms Owen said that while glyphosate, atrazine and pyrasulfatole/bromoxynil (Velocity ) were still effective in most cases, growers should not rely on herbicides alone to manage wild radish and other weeds, and should also consider the use of non-chemical methods for weed control...