Initial thinning in red pine plantations
By: [by] John H. Cooley.
Series: U.S.D.A. Forest Service research paper NC-35; USDA Forest Service research paper NC ;; -35.
Publisher: U.S. North Central Forest Experiment Station
Published: 1969
Place of publication: [St. Paul, Minn.]
Language: eng
Subjects: Red pine -- Michigan.; Forest thinning -- Michigan.; Trees -- Growth.; Tree farms -- Michigan.
Notes: Bibliography: p. 6.
Cover title.