摘要
2020年水稻稻纵卷叶螟在贵州省锦屏县发生面积大,危害程度极其严重,威胁着水稻生产安全.本文通过田间调查,并结合近年来的监测所得气象等资料对锦屏县2020年稻纵卷叶螟大发生的原因进行综合分析.结果发现,2020年水稻稻纵卷叶螟在贵州省锦屏县大发生与其成虫迁入量大、气候和取食条件有关,并针对水稻稻纵卷叶螟大发生年份提出防治建议.
Rice leaf folder(Cnaphalocrocis medinalis) occurred in Jinping County in a large area and seriously threatened the safety of rice production. Based on field investigation and combined with monitored meteorological data of recent years, this paper comprehensively analyzed the causes of the infestation of C. medinalis in Jinping County in 2020. The results showed that the infestation of C. medinalis in Jinping County in 2020 was related to the migration of large amount of adults, suitable climate and food conditions. The specific prevention and control suggestions were proposed for the year of the serious infestation of C. medinalis.
作者
杨林
段銮梅
龙向祥
YANG Lin;DAUN Luanmei;LONG Xiangxiang(Plant Protection Station of Jinping County,Qiandongnan Miao and Dong Autonomous Prefecture Guizhou 556700,China)
出处
《植物医学》
2022年第2期94-98,共5页
Plant Health and Medicine
关键词
稻纵卷叶螟
大发生
原因分析
防治建议
Cnaphalocrocis medinalis
large occurrence
cause analysis
suggestions of prevention and control
