Perennial canker and bull's eye rot of apples
By: [Otis C. Maloy and Ronald P. Covey].
Series: Plant diseases; Extension mimeo -- 3045.; Extension mimeo (Washington State University. Cooperative Extension) -- 3045.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1968
Place of publication: Pullman
Language: eng
Subjects: Apples -- Diseases and pests -- Washington (State); Fungal diseases of plants -- Washington (State)
Notes: Caption title.

"November 1968."

"E.M. 3045."