WeedMapper website.
Contributors: Oregon. Noxious Weed Control Program.; Oregon State University. Dept. of Rangeland Ecology and Management.
Publisher: Oregon Dept. of Agriculture, Noxious Weed Control Program; Oregon State University Dept. of Rangeland Ecology and Management
Published: 2007
Place of publication: [Salem, Or.]; [Corvallis, Or.]
Language: eng
Subjects: Noxious weeds -- Oregon -- Maps.
Notes: Title from caption.