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Filtering by: Creator Western Orchard Pest and Disease Management Conference Academic Affiliation Entomology Committee Member Berry, R. E.

Classical biological control of the filbert aphid, Myzocallis coryli (Goetze) (Homoptera:Aphididae) in western Oregon

Creator:

Messing, Russell H.

Abstract:

A classical biological control project was undertaken against the filbert aphid, Myzocallis coryli (Goetze), in western Oregon. Hazelnut orchards in Spain, France, and Italy were searched for natural enemies of the aphid, and a parasitic wasp, Trioxys pallidus Haliday, was imported, quarantined, mass-reared, and released in Oregon orchards. The wasp...

Resource Type:

Dissertation

Full Text:

vigour and nut yield. Current integrated pest management programs in Oregon filberts utilize an action
Gamma irradiation of the western cherry fruit fly for the sterile male control technique

Creator:

Brown, Robert David

Abstract:

The western cherry fruit fly, Rhagoletis indifferens Curran, was studied to determine the suitability of the sterile insect technique for its control. To obtain insect material, field collection of maggots is preferred to sifting of soil or rearing on artificial diet. The western cherry fruit fly is strictly univoltine; only...

Resource Type:

Dissertation

Full Text:

Adults 9 Eggs, Larvae, and Pupae 11 Early Pest Status and Spread 12 Difficulties in Changing Hosts 16