2021年江苏沿江地区六(4)代稻纵卷叶螟大发生原因与防治对策  

Occurrence Causes and Control Measures of Fourth-generation Cnaphalocrocis medinalis in Jiangsu Area along the Yangtze River in 2021

作　　者：谢志娟 马丽云 王律 杜晓君 张海燕 XIE Zhi-juan;MA Li-yun;WANG Lv(Plant Protection and Plant Inspection Department of Jingjiang Agricultural Science and Technology Extension Center,Jingjiang,Jiangsu 214500)

机构地区：[1]靖江市农业科学技术推广中心植保植检科,江苏靖江214500

出　　处：《安徽农业科学》2024年第1期141-143,147,共4页Journal of Anhui Agricultural Sciences

摘　　要：2021年江苏沿江地区六(4)代稻纵卷叶螟达大发生程度,其主要发生特点为成虫峰持续时间长、田间虫卵量高、发生危害严重。综合分析田管、气候、虫情、防治等大发生原因,提出了加强栽培管理、强化监测预警、掌控适期防治、严选高效药剂、强化绿色防控、科学规范用药、加大宣传力度、深化技术指导等防治对策。In 2021,the fourth-generation Cnaphalocrocis medinalis in the Yangtze River region of Jiangsu Province reached a large occurrence level.Its main occurrence characteristics are long duration of adult peak,high amount of eggs in the field and serious damage.The occurrence causes of field management,climate,pest situation and control were analyzed comprehensively.Then,the control measures such as strengthening cultivation management,strengthening monitoring and early warning,controlling timely prevention and control,strictly selecting high-efficiency pesticides,strengthening green prevention and control,scientific and standardized medication,increasing publicity and deepening technical guidance were put forward.

关 键 词：稻纵卷叶螟 发生特点 发生原因 防治对策 

分 类 号：S435.112.1[农业科学—农业昆虫与害虫防治]