Animal damage to conifers on national forests in the Pacific Northwest region.
Series: USDA Forest Service resource bulletin PNW -- 28.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1969
Place of publication: Portland, Or
Language: eng
Number of pages: 13
Subjects: Conifers -- Diseases and pests -- Washington.; Conifers -- Diseases and pests -- Oregon.; Forest reserves -- Washington.; Forest reserves -- Oregon.
Notes: Cover title.