Red pine management in Minnesota
By: by F.H. Eyre and Paul Zehngraff
Contributors: Zehngraff, Paul  J. (Paul Johannes), 1902-
Series: Circular / United States Department of Agriculture -- no. 778; Circular (United States. Dept. of Agriculture) -- no. 778.
Publisher: U.S. Dept. of Agriculture
Published: 1948
Place of publication: Washington, D.C
Language: eng
Number of pages: 70
Subjects: Red pine
Notes: Cover title.

Bibliography: p. 66-68.