Canadian Forest Service Publications
Air-mass climatology of Ontario north of Lake Huron and Lake Superior before outbreaks of the spruce budworm, Choristoneura fumiferana (Clem.), and the forest tent caterpillar, Malacosoma disstria Hbn. (Lepidoptera: tortricidae; lasiocampidae). 1952. Wellington, W.G. Canadian Journal of Zoology 30(2):114-127.
Issued by: Great Lakes Forestry Centre
Catalog ID: 38820
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