Canadian Forest Service Publications
Two-year-cycle spruce budworm in Spruce fir forests in the Prince George Forest Region. 1991. Humphreys, N. Forestry Canada, Pacific Forestry Centre, Victoria, BC. FIDS Pest Report 91-09.
Year: 1991
Issued by: Pacific Forestry Centre
Catalog ID: 31567
Language: English
Series: FIDS Report (CFS)
Availability: PDF (download)