Canadian Forest Service Publications
Distribution and outbreaks of Dendroctonus Ponderosae Hopk. in forests of western Canada. 1966. Powell, J.M. Government of Canada, Department of Forestry and Rural Development, Forest Research Laboratory, Calgary, Alberta. Information Report A-X-2. 22 p.
Issued by: Northern Forestry Centre
Catalog ID: 23202
Availability: PDF (download)