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Oregon Field Guide

Noxious Weeds


It has been called a "biological emergency." Non-native, noxious weeds such as scotch broom, diffuse knapweed and starthistle are taking over huge areas of Oregon crowding out native plants and destroying the land.

First Broadcast: 1998
Producer: Eric Cain

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Part of Episode

Noxious Weeds; Newberry Crater; Wagon Train

Oregon Field Guide: Episode #908