Canadian Forest Service Publications
The life history and biology of Hyssopus thymus (Hymenoptera: Eulophidae), a parasite of the European pine shoot moth (Lepidoptera: Olethreutidae) in Ontario. 1971. Syme, P.D. Canadian Entomologist 103:1691-1696.
Issued by: Great Lakes Forestry Centre
Catalog ID: 38626
CFS Availability: PDF (request by e-mail)