Browsing by Subject "Polygonum sachalinense -- Control -- Oregon -- Siuslaw National Forest"

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Drift Creek knotwood eradication project environmental assessment

South Zone Ranger District (Or.) (2005-09)

Proposes to eradicate giant knotweed (polygonum sachalinense), an invasive plant and noxious weed, by injecting the herbicide glyphosphate into individual plant stems.
Drift Creek knotwood eradication project environmental assessment

South Zone Ranger District (Or.) (2005-09)

Announces decision to implement Alternative 3 of the project EA, eradicating the colonies of giant knotweed by injecting stems of individual plants with glyphosate.