Cereal growers hoping to avoid a repeat of last year’s severe BYDV infections must be prepared to use an insecticidal seed treatment and should be vigilant if autumn temperatures remain high enough to support aphid activity. The “perfect storm” of warmer winters, loss of active ingredients and the development of resistance to insecticides in some pest species are all working in the favour of virus-spreading aphids. One expert warns that BYDV could become the insect equivalent of the blackgrass problem.  […]