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Standard to seal off phosphine resistance

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Standard to seal off phosphine resistance.. A new national standard for gas-tight grain storage aims to 'knock down' the phosphine resistance in grain insects that has been gnawing at the industry since a pest beetle strain was first detected on a Queensland farm 13 years ago... Many grain silos have failed to meet the gas-tight standards required for effective fumigation, creating a serious threat to the Australian grains industry by increasing target insect pest resistance to phosphine treatments," Mr Botta says. "..