稻秆蝇重发原因及关键防控技术

Cause of Chlorops oryzae Matsumura Seriously Occurrence and Major Control Techniques

稻秆蝇主要分布在山区、半山区,是水稻的主要害虫。湖南省江华瑶族自治县适宜该虫发生,近年来发生普遍,为害严重。通过采用消灭越冬虫源,选用抗虫品种,适时安排播期,黄板诱杀,加强测报和药剂防治等关键防控技术可以有效地控制稻秆蝇的发生与扩展为害。

Chlorops oryzae Matsumura,a major pest of rice, is mainly distributed in mountainous and semi mountainous areas. In recent years, Chlorops oryzae Matsumura occurred seriously in Jianghua Yao Autonomous County, Hunan province. Some suggestion were proposed to control Chlorops oryzae occurrence and expansion as follows： eliminating the overwintering insect source, Selecting resistant varieties, timing of sowing date, designing yellow sticky traps, strengthen the monitoring and forecasting, chemical control effectively.