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Polk County

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Cultivating Healthy Farms, Forests, Food and Families in Polk County.

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Polk County Extension Impact Report

Improving farming practices and profitability, promoting sustainable community horticulture, engaging youth to reach their fullest potential, building a community of health and enhancing natural resources. We invite you to spend a few ...

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News and impact stories in Polk County

OSU research helps growers stay ahead of damaging flatheaded borers

Better timing and protection can reduce losses in young hazelnut orchards.

Nik Wiman | May 2026 | Impact story

OSU Extension helps woodland owners consider big trees

Guide helps landowners match iconic species to site and goals.

Chris Branam | May 12, 2026 | News story

OSU research cuts labor costs in blackberry production

Study identifies a lower-labor system that improves grower returns.

Scott Lukas, Amanda Davis | Apr 2026 | Impact story

OSU helps grow dairy workforce skills and industry investment

Online training and partnerships boost processing expertise statewide.

Sheri Cole | Apr 2026 | Impact story

OSU pruning research helps hazelnut growers cut losses

Study shows some disease management costs do not improve returns.

Jay W. Pscheidt | Apr 2026 | Impact story

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