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.
Issued by: Great Lakes Forestry Centre
Catalog ID: 22281
Availability: PDF (request by e-mail)