Canadian Forest Service Publications
Two-year-cycle spruce budworm in the Prince George and Quesnel Forest District. 1993. Ferris, R.L.; Erickson, R.D. Forestry Canada, Pacific Forestry Centre, Victoria, BC. FIDS Pest Report 93-05.
Issued by: Pacific Forestry Centre
Catalog ID: 3466
Series: FIDS Report (CFS)
Availability: PDF (download)