Chemical control of tansy ragwort.
Edition: Rev. May 1980.
Series: Western Washington weed control guide; Extension mimeo -- 3944.; Extension mimeo (Washington State University. Cooperative Extension) -- 3944.
Publisher: Cooperative Extension, College of Agriculture, Washington State University
Published: 1980
Place of publication: Pullman
Language: eng
Notes: Caption title.

"Prepared by D.V. Peabody"--P. 2.

"EM 3944"--P. [1].