摘要
2010年新晃县稻纵卷叶螟、稻飞虱大暴发,主要原因是:成虫迁入批次多、数量大,气候条件、水稻苗情等条件适宜,天敌种群被破坏以及防治不到位等。提出了加强病虫预测预报、推广科学防治、开展统防统治等综合防控对策。
There was a large outbreak of Cnaphalocrocis medinalis Guenee and rice planthopper in Xinhuang County in 2010,the main reasons are as follows： many batches and many amounts of adult pests migrated to Xinhuang County;the climatic conditions and growing situations of rice seedlings were suitable;the population of natural enemy was destroyed;control strategies were not inadequate.Therefore,some integrated control strategies were proposed as follows： strengthening forecast of disease and pests;popularizing scientific control strategies;implementing the method of preventing together and controlling together.
出处
《湖南农业科学》
2011年第2期88-90,共3页
Hunan Agricultural Sciences
关键词
迁飞性害虫
发生特点
原因分析
防控对策
migratory pests
occurrence characters
cause analysis
control strategies
