Canadian Forest Service Publications
Degree-days in relation to forest tent caterpillar infestations in central and western Canada. 1972. Ives, W.G.H. Canadian Forestry Service, Northern Forest Research Centre, Edmonton, Alberta. Miscellaneous Report NOR-Y 3. 14 p.
Issued by: Northern Forestry Centre
Catalog ID: 22979
Availability: PDF (download)