Canadian Forest Service Publications
Optimal sample size for the estimation of spruce budworm (Lepidoptera: Tortricidae) populations on balsam fir and white spruce. 1983. Régnière, J.; Sanders, C.J. The Canadian Entomologist 115: 1621-1626.
Available from: Great Lakes Forestry Centre
Catalog ID: 22281
CFS Availability: PDF (request by e-mail)
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