Genetics of Engelmann spruce
By: [D. P. Fowler and L. Roche].
Contributors: Roche, Laurence jt. auth.; United States. Forest Service.
Series: USDA Forest Service research paper WO -- 30
Publisher: Dept. of Agriculture, Forest Service
Place of publication: [Washington]
Number of pages: 13
Subjects: Engelmann spruce.; Genetics.
Notes: Cover title.

Issued Jan. 1977.

Bibliography: p. 11-13.