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Reducing resistance

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Growers using integrated weed management (IWM), including the strategic use of herbicides, can control ryegrass, despite high levels of resistance, researchers from the WA Department of Agriculture at Geraldton have found... "Growers who added IWM techniques such as a pasture phase, crop-topping and windrow burning (or chaff cart) generally managed to erode a ryegrass seed bank, reducing weed competition with the crop and reducing the selection pressure placed on trifluralin and other herbicides... Mr Newman says results give growers, researchers and agribusiness confidence that IWM works in real-life situations. "..
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