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Spotted Wing Drosophila

Photos and Videos for SWD

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Apple cider vinegar traps attracting flies but with no damage to wine grapes. Photo: Walton Laboratory, Oregon State University

Larvae inside fruit flesh

SWD Identification - Key Characters. Male: black spot on wings, two black combs on front legs. Female: inserts saw-like device (ovipositor) into fruits and lays eggs.

Sharp ovipositor is used by female SWD to cut into ripe fruit and lay eggs under the skin

Infested Blueberry

SWD yeast monitoring trap. Photo: Danny Dalton, Oregon State University

Uninfested blueberry

egg on blueberry surface. Photo: Danny Dalton, Oregon State University

SWD male no-choice experiment

Photo: Walton Laboratory, Oregon State University

Photo: Walton Laboratory, Oregon State University

Walton Laboratory fly colony establishment

Cultural controls (netting) and monitoring for spotted wing drosophila in Italy

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College of Agricultural Sciences
Oregon State University
Corvallis, Oregon 97331

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