Canadian Forest Service Publications
A cartographic history of spruce budworm outbreaks and aerial forest spraying in the Atlantic region of North America, 1949-1959. 1961. Webb, F.E.; Blais, J.R.; Nash, R.W. The Canadian Entomologist 93: 360-379.
Available from: Atlantic Forestry Centre
Catalog ID: 7615
CFS Availability: Order paper copy (free)
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