Russian wheat aphid risk

CROP CONTROL: South Australian Research and Development Institute entomologist Maarten van Helden discusses effective management of the green bridge to control Russian wheat aphid.

EFFECTIVE management of the “green bridge” over the coming months is said to place grain growers on the front foot in their efforts to control Russian wheat aphid (RWA) during the year.

Eliminating the green bridge – volunteer cereals and weeds – well ahead of sowing this year’s winter crops will reduce RWA host plants and thereby minimise the risk of crop infestation.

Crop pest experts, supported by the

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