Causes of hemlock mortality in northern Michigan
By: by Samuel A. Graham.
Series: Bulletin / University of Michigan School of Forestry and Conservation -- no. 10; Bulletin (University of Michigan. School of Forestry and Conservation) -- no. 10
Publisher: University of Michigan Press
Published: 1943
Place of publication: Ann Arbor
Language: eng
Number of pages: 61
Subjects: Tsuga -- Michigan; Eastern hemlock -- Diseases and pests -- Michigan
Notes: Includes bibliographical references.