Canadian Forest Service Publications
Forest insect and disease surveys in the Eastern survey region, 1972. (Forest districts: Pembroke, Parry Sound, North Bay, and Swastika) 1973. MacLeod, L.S.; Lawrence, H.D. Environment Canada, Canadian Forestry Service, Great Lakes Forest Research Centre, Sault Ste. Marie, ON. Information Report O-X-176. 17 p. (includes: appendix).
Available from: Great Lakes Forestry Centre
Catalog ID: 8859