Canadian Forest Service Publications
Two-year cycle spruce budworm in the Prince George and Cariboo Forest Regions. 1991. Ferris, R.L.; Erickson, R.D. Forestry Canada, Pacific Forestry Centre, Victoria, BC. FIDS Pest Report 91-06-04.
Issued by: Pacific Forestry Centre
Catalog ID: 31564
Series: FIDS Report (CFS)
Availability: PDF (download)