第三代稻纵卷叶螟的危害与气温李香菊·陈国维稻纵卷叶螟第三代多发生在７月下旬，主要危害一晚禾苗和二晚秧苗，或带卵至大田孵化。秧苗受稻纵卷叶螟危害后变成白叶，对返青分蘖大为不利，因此在生产中很有防治必要。笔者所在的樟树农校实习农场与市气象局农气室，经１９... The third generation of rice leaf roller harm and temperature Li Xiangju · Chen Guowei The third generation of rice leaf roller more occurred in late July, the main damage a night seedlings and two late seedlings, or hatch with eggs to the field. Seedlings damaged by the rice leaf roller after turning into white leaves, turning green tiller is greatly adverse, so in the production of a very necessary control. I camphor camp campus and IAP farmhouse, after 19 ...