论文部分内容阅读
2005年6月上旬,白城市通榆县和大安市部分乡(镇)的向日葵、蓖麻等作物大面积遭受虫灾,为害非常严重,受害重的地块全田被吃成光秆,造成毁种。经吉林农业大学昆虫专家依伯仁和史树森教授鉴定为旋幽夜蛾(Scotogram m a trifolli)为害。此虫属鳞翅目,夜蛾科,在本市尚属首次暴发为害
In early June 2005, large areas of crops such as sunflowers and castor plants in Tongyu County, Baicheng City and part of townships in Da’an City were seriously affected by the pests. The severely damaged land was eaten into light stalks by the entire field, resulting in destruction Species. Insect experts by Jilin Agricultural University, according to Bo Ren and Professor Shi Shusen identified as Spodoptera insects (Scotogram m a trifolli) damage. This insects Lepidoptera, noctuid, in the city is still the first outbreak of damage