释义 |
Definition of oyster shell scale in English: oyster shell scalenoun North American 1Any of several scale insects mainly of the genus Lepidosaphes, especially L. ulmi, which attacks many trees and shrubs, including commercial fruit and hardwood trees (also called mussel scale). 2The disease caused by such insects, characterized by small curved scales on the plant's bark. Definition of oyster shell scale in US English: oyster shell scalenoun North American 1Any of several scale insects mainly of the genus Lepidosaphes, especially L. ulmi, which attacks many trees and shrubs, including commercial fruit and hardwood trees (also called mussel scale). 2The disease caused by such insects, characterized by small curved scales on the plant's bark. |