竹线盾蚧生物学特性和防治 2) Kuwanaspis howardi Cooley 贺氏线盾蚧 1. Observes on Harm and Life Cycle ofKuwanaspis howardi Cooleyin Hubei Province; 湖北省贺氏线盾蚧为害与年生活史的观察 2. Investisation and Research on the Ecology ofKuwanaspis howardi Cooley; ...