Author Archives: Tonia Grundy

Improved mirid spray thresholds for cotton

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After the introduction of Bt cotton in the 1990s, the focus of cotton pest management has shifted to sucking pests. Green and brown mirid (Creontiades spp.) damage can occur at any stage, from seedling to boll filling, although crops are usually attacked before peak flowering. Feeding damage (including terminal death, abscission of young squares and bolls, and lint damage in… Read more »

Always read and follow the label when using agrochemicals

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While agrochemicals are an important component of many pest management programs, care must be taken to ensure that any spray operations use registered products that are applied according to the product label. The manager of an Emerald farm has recently been fined $10,000, pleading guilty to a breach of the Chemical Usage (Agriculture &Veterinary) Control Act 1988 after significant levels… Read more »

Do I have a wireworm – true or false?

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Wireworm adults and larvae are relatively common soil pests, attacking all field crops. Adults feed on germinating shoots, and larvae feed on germinating seed, seedling roots and shoots causing poor plant vigour or death. Wireworms are most common in zero till, areas with high stubble, or weedy fallows. These are habitats and food sources that sustain the beetles and enable… Read more »

Industry award for Hugh Brier

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Hugh Brier, Department of Agriculture and Fisheries senior entomologist based at Kingaroy, has been recognised for his outstanding contribution to the summer grains industries with an award at the recent Australian Summer Grains Conference. Hugh has dedicated his career with DAF to supporting the grains industries and it is fantastic to see this contribution again acknowledged by industry (Hugh was… Read more »