%0 Administrative Report Or Publication %T Tansy ragwort ... a poisonous weed [1951] %A Oregon State College. Federal Cooperative Extension Service; Warren, Rex; Freed, Virgil %8 2010-08-20 %I Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College %R http://localhost/files/rj430818s %G http://id.loc.gov/vocabulary/iso639-2/eng %[ 2021-07-30 %9 Technical Report %~ ScholarsArchive@OSU %W Oregon State University