根据福建省各地近期调查种子带菌率、冬后病虫源基数情况,结合历年发生规律、水稻品种布局、栽培条件及气象预报等因素综合分析,预计今年早季该省主要病、虫、鼠害总体发生程度为中等偏重。一代二化螟在闽东、闽北及福州等地将中偏重发生;三化螟预计中等发生,但将比去年重;稻飞虱和稻纵卷叶螟等 According to the recent survey on the carrying rate of seed and the base number of pests and diseases after winter in all parts of Fujian Province, taking into account the regularity of occurrence, the layout of rice varieties, the cultivation conditions and the weather forecast, the main diseases, pests and rodents in this province are expected to be early this year The overall incidence is moderately weighted. Chilo suppressalis will be more prevalent in Mindong, northern Fujian and Fuzhou, while the stem borer is expected to occur moderately but heavier than last year; and the rice planthoppers and the rice leafroller