Release of sterile Queensland fruit fly, Bactrocera tryoni (Froggatt) (Diptera: Tephritidae), at Sydney, Australia

摘要: Four releases of sterile Queensland fruit flies were used in Sydney to assess their flight and distribution characteristics. Flies detected within 400 m the release site but did not reach 5 km trapping array. The was more pronounced towards north-east it may have been linked with strong wind prevailing that direction. CLIMEX indicate limited by adverse weather. tended agree formula predicted Meats (1998). marked orange dye resulted highest recapture rate compared pink, green blue dyes. possible reduction quarantine radius, following a declared outbreak, is discussed.