Canadian Forest Service Publications
Spruce budworm. (leaflet).1984. Rose, A.H.; Lindquist, O.H. Environment Canada, Canadian Forestry Service. Great Lakes Forest Research Centre. Sault Ste. Marie, Ontario. 2p.
Year: 1984
Issued by: Great Lakes Forestry Centre
Catalog ID: 35145
Language: English
Availability: PDF (download)