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The fruit flies (family: Tephertidae) are important group of insect
pests of horticulture production throughout the world. Over 1500
fly species occur wide of which 50 species are regarded as major
pests and another 30 species are of minor economic importance.The
peach fruit fly, Bactrocera zonata (Saund.)considered one of the
most destructive fruit pests which spread in several regions of the
world. It is also recorded in several governorates in Egypt.The
peach fruit fly B. zonata is a polyphagous insect. Its main hosts
are guava, mango and peach. Secondary hosts include apricot, fig
and citrus. Females lay their eggs in the ripened fruits while the
maggots devour the pulp. Subsequently, secondary infections with
bacterial and fungal diseases are frequent and in-fested fruits
drop down.The peach fruit fly control was heavily rely on aerial
application of malathion, bait sprays, or ground cover sprays of
potent organophosphorus pesticides."
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