摘要
系统研究了菱角水螟ParapoynxeHsonalls（Walker，1859）各虫态的形态学特征。研究结果表明，菱角水螟卵圆球形，中间颜色较四周深；低龄幼虫淡绿色，老熟幼虫黄色，除1龄幼虫外，其他各龄幼虫第2-3胸节和腹节具气管鳃；蛹为被蛹，包裹于丝织避水的茧内i成虫触角丝状，额平斜向前突出，翅面具黑色和黄棕色斑纹。
In the paper, we observed the morphological characteristics of all stages of Parapoynx crisonalis （Walker, 1859） on Ttapa natans in details in the laboratory. The results showed that, its eggs were spherical, and the color was deeper in the middle. The young larvae were pale green, and the mature larvae were yellow. Except for the lst-instar larvae, the other larvae had tracheal gills. Its pupa was wrapped in silk cocoon. The adult had filiform antennae, and there were black and yellow-brown markings on its wings.
出处
《长江蔬菜》
2013年第18期107-109,共3页
Journal of Changjiang Vegetables
基金
"十二五"国家科技支撑计划项目课题"水生蔬菜高效栽培及病虫草害绿色防控技术研究与示范"(2012BAD27B02)
关键词
菱角水螟
形态学特征
防治
Parapoynx crisonalis
Morphological characteristics
Control
