Russian Wheat Aphid moving north

RUSSIAN Wheat Aphid (RWA) has been confirmed in northern New South Wales, more than 400km north of previous detection site.

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Russian Wheat Aphid has been detected in northern NSW.

The detection has prompted the Grains Research and Development Corporation (GRDC) to release a podcast offering grain growers and advisers insight into the identification, behaviour and management of the pest.

The NSW Department of Primary Industry (DPI) confirmed the discovery of RWA in a wheat crop in the Coonabarabran region, on the border of the Central West and North West Slopes and Plains a few weeks ago.

Prior to this detection, the most northern point where RWA had been detected was Lake Cargelligo, NSW.

Incidences of RWA in south eastern Australian cereal crops this season have been low, according to data collected as a part of the new GRDC investment ‘Russian wheat aphid risk assessment and regional thresholds'.

The data has been collec...