Heavy crop of red pine cones yields many thousands of good seeds
By: [Eugene I. Roe]
Series: Research note LS / Lake States Forest Experiment Station -- 36; Research note LS -- 36.
Publisher: Lake States Forest Experiment Station, U.S. Dept. of Agriculture
Published: 1964
Place of publication: St. Paul, Minn
Language: eng
Subjects: Red pine; Seeds; Pine cones
Notes: Caption title.

"January 1964"--P. [4].

Includes bibliographical references.