Breadfruit Mealybug, Icerya aegyptiaca
probably originally from India and Pakistan, was responsible for
huge crop losses in breadfruit, a staple diet on the coral atolls
of a number of Pacific nations. Damage lead to crop failure and
often tree death. Insecticides could not be used for fear of polluting
tropical Australia uncovered a predatory ladybird beetle, Rodolia
limbata Blackburn, in the Northern Territory. After it was tested
for safety for introduction into the Pacific, the beetle was introduced
in the Federated States of Micronesia (FSM) where control of the
mealybug was spectacular.
was repeated in Kiribati, the Marshall Islands and Palau where similar
problems have been caused by the mealybug.
Australian Centre for International Agricultural Research (ACIAR)