Production & germination of paper birch seed and its dispersal into a forest opening
By: by John C. Bjorkbom.
Series: U.S.D.A. Forest Service research paper Ne-209
Publisher: Northeastern Forest Experiment Station
Published: 1971
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 14
Subjects: Paper birch -- Seeds.
Notes: Bibliography: p. 14.
Cover title.