Ripening and dispersal of a bumper western hemlock-Sitka spruce seed crop in southeast Alaska
By: by A.S. Harris.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: U.S. Forest Service research note PNW -- 105.; USDA Forest Service research note PNW -- 105.
Publisher: Pacific Northwest Forest and Range Experiment Station
Published: 1969
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 11
Subjects: Western hemlock -- Seeds -- Alaska.; Sitka spruce -- Seeds -- Alaska.
Notes: Caption title.

"May 1969."

Includes bibliographical references.