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Invasive Species

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  1. Fire effects on wetland prairie species: final report

    Project No. 14-48-0001-96749

  2. Controlling woody vegetation in wetland prairies, 1994-1999

    Wetland prairies of the Willamette Valley, among the rarest of Oregon’s ecosystems, are

  3. Recommendations for Control of Tall Oatgrass, Poison Oak, and Rose in Willamette Valley Upland Prairies

    Native upland prairies, which once dominated the landscape of the Willamette Valley,

  4. Final Report: Controlling Tall Oatgrass in Fender’s Blue Butterfly Habitats

    We report final results from a five-year field experiment evaluating the effects of different

  5. Final report [year one]: Control of Brachypodium sylvaticum and restoration of rare native upland prairie habitat at...

    Our project goal is to protect and restore rare Willamette Valley upland prairie habitat