Proceedings.
Contributors: Northeastern Forest Experiment Station (Radnor, Pa.); University of New Hampshire. Dept. of Forest Resources.
Publisher: U.S. Northeastern Forest Experiment Station
Published: 1969
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 183
Subjects: Birch -- Congresses.
Notes: Includes bibliographies.
Cover title.
"Sponsored by Department of Forest Resources, University of New Hampshire [and others]."