辽宁葡萄霜霉病流行动态及防控对策

Epidemic Dynamic and Control Strategy of Grape Downy Mildew in Liaoning Province

以葡萄霜霉病[Plasmopara viticola(Berk et Curt.)Burl.&de Toni]为监测对象,对辽宁省5个葡萄主栽地区的霜霉病流行情况进行了系统监测。结果表明,葡萄霜霉病的发生逐年加重,其中2016年该病害成灾严重。针对葡萄霜霉病流行特点,结合病害监测情况,分析了未来葡萄霜霉病的发生趋势和防控对策,为该病的流行预测及防治决策提供借鉴参考。

Grape downy mildew（GDM） [Plasmopara viticola（Berk et Curt.） Burl. de Toni] is the monitoring target, and the disease was investigated in five grape-producing regions in Liaoning Province. The result indicated that development trend of GDM spread rapidly during the past five years, the disease was a great threat in 2016, particularly. According to the epidemic characteristics and monitoring of GDM, the development trend and control strategy of GDM in the future were analyzed, which can provide references for the epidemic prediction and control of the disease.