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soybean stem

Catalogue: GRDC Media
Stem fly outbreak batters soybean crops.. Hugh Brier, Department of Agriculture, Fisheries and Forestry (DAFF) senior entomologist, Kingaroy, Queensland says the only other significant soybean stem fly outbreak occurred in 2009 in the Mackay region of Central Queensland... Soybean stem fly has also been reported this summer in the Clarence Valley by Dr Natalie Moore, NSW Department of Primary Industries (NSW DPI) senior research agronomist, Grafton who reports the pest is not having a noticeable impact on crops in terms of leaf death/wilting symptoms...
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Catalogue: GRDC Media
Agronomists estimate 4000 hectares of soybeans near Casino, NSW have been damaged by soybean stem fly ( Melanagromyza sojae) , a pest rarely seen in damaging numbers in Australia... Hugh Brier, Department of Agriculture, Fisheries and Forestry (DAFF) senior entomologist, Kingaroy, Queensland says the only other significant soybean stem fly outbreak occurred in 2009 in the Mackay region of Central Queensland... Soybean stem fly has also been reported this summer in the Clarence Valley by Dr Natalie Moore, NSW Department of Primary Industries (NSW DPI) senior research agronomist, Grafton who reports the pest is not having a noticeable impact on crops in terms of leaf death/wilting symptoms...
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Catalogue: Ground Cover
Stem fly can exist in a crop almost undetected and cause sizeable crop losses if not identified early... At the permitted 800mL/ha rate, dimethoate also kills natural predators of stem fly, resulting in a flare-up of other pests such as silverleaf whitefly, mites and Helicoverpa, Mr Brier says... Mr Brier says the "go soft early" IPM strategy should be used to conserve parasites of stem fly by avoiding non-selective 'hard' pesticides for as long as possible, especially synthetic pyrethroids (for example deltamethrin), organophosphates (for example dimethoate) and carbamates (for example methomyl and thiodicarb)...
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Catalogue: Ground Cover
Stem fly can exist in a crop almost undetected and cause sizeable crop losses if not identified early... At the permitted 800mL/ha rate, dimethoate also kills natural predators of stem fly, resulting in a flare-up of other pests such as silverleaf whitefly, mites and Helicoverpa, Mr Brier says... Mr Brier says the "go soft early" IPM strategy should be used to conserve parasites of stem fly by avoiding non-selective 'hard' pesticides for as long as possible, especially synthetic pyrethroids (for example deltamethrin), organophosphates (for example dimethoate) and carbamates (for example methomyl and thiodicarb)...
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