Distribution of Bactrocera Macquart (Diptera: Tephritidae) in Kerala with Special Reference to the Western Ghats
Fruit flies (Tephritidae) are one among the major threat to Horticulture Industry. Among the severalspecies, most pestiferous ones come under the genus Bactrocera Macquart, of which the majority areattracted to the lures. An attempt was made to understand the spatial distribution of the economicallyimportant fruit flies in Kerala using Global Positioning System (GPS). Fourteen species under the genusBactrocera were encountered during the study and their distribution patterns are presented. Only fourspecies show wide distribution, namely Bactrocera dorsalis, B.caryeae, B. cucurbitae and B.tau, whichare known to infest an array of fruits and vegetables. Five species B. caudata, B. nigrotibialis, B.scutellaria,B.trilineata and B.tau, are new records for Kerala.
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