Micro-organisms from the pith region of suppressed grand fir understory trees
By: Paul E. Aho and Anita Hutchins.
Contributors: Hutchins, Anita Stiebrs.; United States. Forest Service.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.).
Series: USDA Forest Service research note PNW ; 299; USDA Forest Service research note PNW -- 299.
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1977
Place of publication: Portland, Or
Language: eng
Subjects: Fir -- Diseases and pests.; Microorganisms.; Phytopathogenic fungi.
Notes: Caption title.

Bibliography: p. 5.