Hawthorn leaf spot.
Edition: Rev. Mar. 1994.
Series: Plant diseases; EB -- 1279.; Extension bulletin (Washington State University. Cooperative Extension) -- 1279.
Publisher: Cooperative Extension, Washington State University
Published: 1994
Place of publication: Pullman, Wash
Language: eng
Notes: "By Ralph S. Byther and Roy M. Davidson, Jr."--P. [2].