Canadian Forest Service Publications
Spruce budworm defoliation and eggmass survey in Lower St. Lawrence and Gaspé Peninsula 1955. 1956. Blais, J.R.; Martineau, R. Bi-monthly Progress Report 12(2): 2-3.
Available from: Great Lakes Forestry Centre
Catalog ID: 14896
CFS Availability: PDF (request by e-mail)
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