Genetics of Douglas-fir
By: Roy R. Silen.
Contributors: United States. Forest Service.
Series: USDA Forest Service research paper WO ; 35; Research paper WO -- 35.
Publisher: Dept. of Agriculture, Forest Service
Published: 1978
Place of publication: [Washington]
Language: eng
Number of pages: 34
Subjects: Douglas fir.; Genetics.
Notes: Bibliography: p. 28-34.