Chapter 13 STEM BORERS Wu Junxiang Li Yiping Junxw@nwsuaf.edu.cn lyp2003@126.com
Wu Junxiang Junxiang Li Yiping Junxw@nwsuaf.edu.cn Junxw@nwsuaf.edu.cn lyp2003@126.com lyp2003@126.com Chapter 13 STEM BORERS
Chapter 13 STEM BORERS Lecture Outline >Corn borers Rice borers >Other stem borers >Monitoring and Management
Lecture Outline Lecture Outline ¾ Corn borers Corn borers ¾ Rice borers Rice borers ¾ Other stem borers Other stem borers ¾ Monitoring and Management Monitoring and Management Chapter 13 STEM BORERS Chapter 13 STEM BORERS
Corn Borers Chinese byname is玉米钻心虫or箭杆虫， belong to Lepidoptera,Pyralidae.2 species recorded in China: Asian corn borer Ostrinia furnacalis Europe corn borer O.nubilalis Asian corn borer is predominant in China
Chinese byname is 玉米钻心虫 or 箭杆虫, belong to Lepidoptera, Pyralidae. 2 species recorded in China: Asian corn borer Ostrinia furnacalis Europe corn borer O. nubilalis Asian corn borer is predominant in China. Corn Borers
图16玉米螟 1.址成虫，2.雄成虫13卵块，4，幼虫15，麵：6，幼虫为害玉米首嫩精心 叶秋，7幼虫为害果穗8幼虫为害玉米茎
成虫（左：，右：8） 卵块 一代幼虫 越冬代幼虫