全国稻纵卷叶螟第二次科研协作会议,于1979年3月1—7日在桂林召开。参加会议的有16个省(区)、市88个科研、教学、植保行政部门的代表共108人。 会议交流了科研成果;分析了近年来稻纵卷叶螟 The National Rice Culm sheath Second Scientific Research Symposium was held in Guilin on March 1-7, 1979. There were 108 representatives from 88 scientific research, teaching and plant protection administrative departments of 16 provinces (districts) and cities participating in the conference. Meeting to exchange scientific research achievements; analysis of rice leaf roller in recent years