Population fluctuation and Species diversity of fruit fly, Bactrocera spp.

A total of four species of fruit fly reared from infected flower head of bottle gourd and Bactrocera dorsalis reared from guava and mango fruits as well as trapped in methyl eugenol baited traps. B. zonata was not reared but only trapped in methyl eugenol baited traps. B. cucurbitae reared from all growing cucurbits, mango and apple except guava fruits and trapped in cue-lure baited traps. B. zonata with 36.7% and 32.3% and B. cucurbite with 37.5% and 38.7% were predominant in respective lure during 2011 and 2012, respectively.