Canadian Forest Service Publications
Thrust and counter-thrust: Biological control of the larch sawfly. 1979. Griffiths, K.J.; Wallace, D.R. Pages 7-8 in C.A. Plexman, editor, Forestry Research Newsletter. Environment Canada, Canadian Forest Service. Great Lakes Forest Research Centre, Sault Ste. Marie, Ontario. Fall-Winter 1979. 8p.
Issued by: Great Lakes Forestry Centre
Catalog ID: 36980
Availability: PDF (request by e-mail)