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CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, AP 11

Survey of entomofauna in Oriental tobacco production areas of Aegean region, Turkey

ALTINTAS C.M.A.; KÖHN G.; VAN LIERDE H.
Alliance One Turkey, Izmir, Turkey

Turkey is considered as the main source of high quality Oriental tobacco in the world. Growers substantially rely on pesticides to control most of the pest problems encountered in their fields. At the same time, very little information is available on local entomofauna of areas used for Oriental tobacco production. In 2007, Alliance One International launched a project to collect and identify insects in Oriental tobacco fields in order to understand and further improve current pest control strategy recommendations by new pest management approaches. Five fields were selected representing the four main growing areas (Gördes, Tavas, Kirkagaç and Sindirgi) in the Aegean Region, Turkey. In each field, 10 pitfalls and 20 colour pan traps were installed and maintained throughout the growing season. No crop protection agents (CPAs) were applied to selected fields in order to observe the behaviour of the harmful and beneficial insects and their association. Traps were monitored weekly and insects collected, separated, counted and classified in the laboratory. More than 35,000 individuals have been identified and classified into 12 different orders and 53 families. Diptera were found as the most abundant order; 34% of all trapped insects. The percentage of beneficial insects was 10% while that of harmful was 90%. Wasp parasitoid were the most abundant beneficial while thrips were the most abundant harmful.