Psyllids resemble miniature cicadas and are sometimes called jumping plant lice. Most species have to be considered as pest of agriculture and forests because they feed on plant juices (phloem sup). Considerableattention has been given to ecology of Australian tree-dwelling psyllids, particularly genus Cardispina(Hemiptera: Phsyllidae). Cardiaspina is one of mostimportant genera of the Australian Psyllidae, owing to the spectacular damage it can cause to Eucalyptus spp in Eucalypt forests of Australia.... Mehr