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Real-world study shows IWM works

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Twelve years of monitoring 30 commercial cropping paddocks containing herbicide-resistant annual ryegrass ( Lolium rigidum ) has convinced Australian Herbicide Resistance Initiative communications manager Peter Newman that an integrated weed management approach is the only way to get on top of herbicide resistance... "Put simply, growers should use a combination of herbicide and non-herbicide weed control for long-term success," he said... Mr Newman said that when growers focused on holistically managing herbicide-resistant annual ryegrass, they achieved a 98 per cent reduction in ryegrass numbers over 12 years...