cottony-cushion scale
/ˈkɒtənɪˌkʊʃən/noun
mass noun
1- an Australian scale insect with a large fluted cottony egg sac, infesting citrus trees. It threatened to destroy the Californian citrus industry until it was controlled by the introduction of the Australian vedalia beetle.吹绵蚧。
1.1
- Icerya purchasi, family Margarodidae, suborder Homoptera.拉丁名 Icerya purchasi,珠蚧科, 同翅亚目。