Researchers investigate biological control to eliminate aphids

Updated July 25 2014 - 11:02am, first published 11:01am
DPI scientist Dr Angus Carnegie releases the biological control for pine aphid at Lidsdale SF near Lithgow.
DPI scientist Dr Angus Carnegie releases the biological control for pine aphid at Lidsdale SF near Lithgow.

Pine aphid - a devastating pest that causes more than $20 million in lost wood production to the softwood industry each year - is coming under welcome pressure from a biological control that is taking hold in pine growing regions across NSW.

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