Canadian Forest Service Publications
Discovery of the balsam woolly aphid, Adelges piceae (Ratz.), on the Magdalen Islands. 1965. Blais, J.R. Bi-monthly Progress Report 21(1): 1-2.
Available from: Laurentian Forestry Centre
Catalog ID: 14939
CFS Availability: Not available through the CFS (click for more information).
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