A very timely reminder of the limitations of chemical control of blowfly strike in sheep… the overarching message is to sit down and plan your flystrike activities this year rather than reach for the chemical drum every time you find a struck sheep.
Studies published by NSW DPI in 2020 showed that there is widespread chemical resistance to the most popular flystrike preventative products on the market.
The impact of insecticide resistance on flystrike is usually a reduction in the protection period provided by treatments rather than complete control failure.
The maggots submitted . . .
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