Canadian Forest Service Publications
Characteristics of Bessa Harveyi (Diptera: Tachinidae) suggesting the historic introduction of the larch sawfly to North America. 1972. Turnock, W.J.; Muldrew, J.A. Manitoba Entomologist 6: 49-53.
Year: 1972
Issued by: Northern Forestry Centre
Catalog ID: 23760
Language: English
Availability: Order paper copy (free), PDF (request by e-mail)