White-pine blister rust in the western United States
By: [By G. B. Posey and J. S. Boyce]
Series: Department circular /United States Department of Agriculture -- 226; Department circular (United States. Department of Agriculture) -- 226
Publisher: Government Printing Office
Published: 1922
Place of publication: Washington
Language: eng
Subjects: White pine; Diseases and pests; Blister rust
Notes: Contribution from the Bureau of Plant Industry (Office of Blister-Rust Control, in cooperation with the Office of Investigations in Forest Pathology).