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Browsing Extension Service -- Miscellaneous / Educational Materials by Subject "Hazelnuts -- Diseases and pests -- Identification"

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Browsing Extension Service -- Miscellaneous / Educational Materials by Subject "Hazelnuts -- Diseases and pests -- Identification"

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  • Oregon State University. Extension Service; Walton, V. M. (Vaughn Martin); Chambers, U. (Ute); Olsen, Jeff L. (Corvallis, Or. : Extension Service, Oregon State University, 2009-06)
    With color photos and text, describes principal insect pests of hazelnuts (filberts) including their life stages, symptoms of infestation, and techniques for sampling population levels. Also describes beneficial insects ...

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