Tree improvement opportunities in the North Central States related to economic trends
Subtitle: a problem analysis
By: [by] David H. Dawson and John A. Pitcher.
Contributors: Pitcher, John A., joint author.
Series: USDA Forest Service research paper NC ;; -40
Publisher: U.S. North Central Forest Experiment Station
Published: 1970
Place of publication: [St. Paul]
Language: eng
Number of pages: 30
Subjects: Trees -- Breeding -- Lake States.; Forest products -- Economic aspects -- Lake States.
Notes: Bibliography: p. 25-27.
Cover title.