摘要
该文对2016—2017年二化螟发生特点进行了概述,分析了近两年二化螟在耒阳市重发的原因与气候条件适宜、虫口基数大、寄主丰富、天敌控害能力下降、施药技术较差等因子有关;并提出了相应的防治对策。
This article gives an overview of the occurrence of Chilo suppressalis(Walker)from 2016 to 2017. Thereasons for the relapse of Chilo suppressalis in Leiyang City in the past two years were analyzed.The reasons for the re-lapse of Chilo suppressalis in Leiyang City are as follows:suitable climatic conditions,large number of insect popula-tion,rich hosts,decreased control of natural enemies,poor pesticide application and other factors. And the corre-sponding prevention and control strategy were put forwwrd.
出处
《安徽农学通报》
2018年第3期45-47,共3页
Anhui Agricultural Science Bulletin
关键词
二化螟
重发原因
防控策略
Chilo suppressalis(Walker)
The reason of resend
Prevention and control strategy
