Survey and level of infestation of scale insects (Homoptera: Coccoidea) existing in Libya, with new records of their host plants.
A survey of scale insects existing in Libya was conducted from 2000 to 2001. The level of infestation and host plants of this group of insects are also presented. A total of 12 scale insect species, i.e. Ceroplastes floridensis, Coccus hesperidum, Eulecanium corni, Philippia corni [Filippia corni], Saissetia oleae, Aonidiella aurantii, Aspidotus hederea, Parlatoria oleae, Parlatoria ziziphi, Planococcus citri and Icerya purchasi, are recorded on 23 host plant species, mostly thought to be recorded for the first time in Libya.