Canadian Forest Service Publications
Efficacy and timing of insecticide sprays for control of white pine weevil (Coleoptera: Curculionidae) in high-value pine plantations. 1993. De Groot, P.; Helson, B.V. Journal of Economic Entomology 86(4): 1171-1177.
Issued by: Great Lakes Forestry Centre
Catalog ID: 21652
Availability: PDF (request by e-mail)