This paper is reported that wild rice be intested with Brachysiphoniella graminivora in Kunming Yunnan, and described morphologcal character of alate viviparous female, a key of the species to Brachysiphniella Takahash is given.
对其有翅孤雌蚜的形态特征作了详细研究和描述,并列出梯管蚜属(BrachysiphoniellaTakahashi)已知3种的有翅孤雌蚜和无翅孤雌蚜检索表,提供实际工作中鉴别使用。
