Five of them, including Mikania micraintha, Eupatorium odoratum, Lantana camara, Cassia tora, and Nicotiana tabacum, had stronger repelling action.

• 其中以薇甘菊Mikania micraintha、飞机草Chromolaena odorata、马缨丹Lantana camara L.；、草决明Cassia tora L