Quarantine on the Insect of Eucalyptus Species

Eucalyptus,native to Australia,is distributed in natural forests. The insect communication of Australia′s Eucalyptus species is different to that of China. 207 insect species fed by the Eucalyptus,11 of which were belonging to the species of outside flora,and also founded in Australia.Although there are numerous variety of insects in Australia,the relationship between the insect and natural enemy is mutual confine or control and in dynamic balance state. In case these insect infecting into-China,it is completely possible to develop into big disaster due to shortage of natural enemy. Therefor,with a view to protecting occur of insect disease,the best strategy and way is to conduct quarantine on the insect of Eucalyptus.