Canadian Forest Service Publications
The relationship of the spruce budworm (Choristoneura fumiferana (Clem.)) to the flowering condition of balsam fir (Abies balsamea (L.) Mill.) 1952. Blais, J.R. Can. J. Zool. 30: 1-29.
Issued by: Great Lakes Forestry Centre
Catalog ID: 14885
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