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Filtering by: Subject Thistles -- Oregon Subject Canada thistle -- Control -- Oregon

Canada thistle, Cirsium arvense [2014]

Creator:

Oregon State University. Extension Service

Abstract:

Published September 2008. Reviewed August 2014. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog

Resource Type:

Technical Report

Full Text:

).—Canada thistle rosette. Photos: Berry, R.E. and L.B. Coop, IPPC, Oregon State University. Archival