记者从近日召开的在宁波市晚稻病虫害防控工作会议上获悉,当前该市以褐飞虱、稻纵卷叶螟为主的晚稻病虫害总体发生较重,防控形势十分严峻。据介绍,部分地块和单季稻品种的褐飞虱虫量较高,一些田块亩虫量超过200万头。市农技推广总站专家表示,后期气候特点及水稻栽培条件有利 Reporters from the recent held in Ningbo late rice pest control conference was informed that the current city of Nilaparvata lugewing, rice leafroller pests mainly occurred late rice pests and diseases, prevention and control situation is very serious. According to reports, some plots and single season rice varieties of brown planthopper higher, some fields more than 200 acres of moths. City Agricultural Technology Extension Station experts said the late climatic characteristics and favorable conditions for rice cultivation