Twig blight of arborvitae.
Series: Plant diseases; Extension mimeo -- 3751.; Extension mimeo (Washington State University. Cooperative Extension Service) -- 3751.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1973
Place of publication: Pullman
Language: eng
Notes: Caption title.

"Prepared by Arlen D. Davison"--P. 2.

"E.M. 3751, May 1973."