Cytospora canker of true firs
By: Robert F. Scharpf and H.H. Bynum.
Contributors: Bynum, H. H.
Series: Forest pest leaflet -- 146.
Publisher: Forest Service, U.S. Dept. of Agriculture
Published: 1975
Place of publication: [Washington]
Language: eng
Subjects: Cytospora canker.
Notes: Issued June 1975.

Includes bibliographical references (p. 5).