Observations on the pathology of the jack pine
By: by James R. Weir
Series: Bulletin of the U.S. Department of Agriculture -- no. 212; Bulletin of the U.S. Department of Agriculture -- no. 212.
Publisher: U.S. Dept. of Agriculture
Published: 1915
Place of publication: Washington, D.C
Language: eng
Number of pages: 10
Subjects: Jack pine; Diseases and pests
Notes: Caption title.