Nursery diseases of southern pines
Subtitle: Rev. Dec. 1969
Contributors: Ruehle, John L.; Foster, A. Alfred, 1912-
Series: U.S. Forest Service. Forest pest leaflet 32
Place of publication: [Washington] U.S. Govt. Print. Off
Language: eng
Subjects: Pine; Seedlings; Diseases and pests
Notes: Revision of the same title by A. A. Foster