Canadian Forest Service Publications
Weather and outbreaks of the spruce budworm in the province of Quebec from 1939 to 1956. 1961. Pilon, J.G.; Blais, J.R. The Canadian Entomologist 93(2): 118-123.
Year: 1961
Issued by: Laurentian Forestry Centre
Catalog ID: 14927
Language: English
Availability: PDF (request by e-mail)