Canadian Forest Service Publications
Quantification of Douglas-fir growth losses caused by western spruce budworm defoliation using stem analysis. 1984. Alfaro, R.I.; Thomson, A.J.; van Sickle, G.A. Canadian Journal of Forest Research 15(2): 5-9.
Issued by: Pacific Forestry Centre
Catalog ID: 2450
CFS Availability: PDF (request by e-mail)