Algae, lichens and mosses on plants
By: Arlen D. Davison].
Edition: Rev. Jan. 1973.
Series: Plant diseases; Extension mimeo -- 3421.; Extension mimeo (Washington State University. Cooperative Extension Service) -- 3421.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1973
Place of publication: Pullman
Language: eng
Notes: Caption title.

"January 1973."

"E.M. 3421 (Rev.)."