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Full-Text Articles in Forest Management
Informal Trails And The Spread Of Invasive Species In Urban Natural Areas: Spatial Analysis Of Informal Trails And Their Effects On Understory Plant Communities In Forest Park, Portland, Oregon, Jill Elise Van Winkle
Informal Trails And The Spread Of Invasive Species In Urban Natural Areas: Spatial Analysis Of Informal Trails And Their Effects On Understory Plant Communities In Forest Park, Portland, Oregon, Jill Elise Van Winkle
Dissertations and Theses
The risk of spread and establishment of invasive species to interior habitat within urban parks is of great concern to park managers and ecologists. Informal trails as a vector for this transmission are not well understood. To characterize effects of informal trails on understory plant communities, I conducted a study of the informal trail network in Forest Park, Portland, Oregon. The system of 382 informal trails was mapped and evaluated qualitatively, and from this population a systematic sample was selected for analysis. To identify hotspots of informal trail activity, showing the relationship of informal trails to formal trails, other park …