Canadian Forest Service Publications
Studies on the general biology and natural control of the jack pine sawfly, Neodiprion swainei Midd. 1956. Tripp, H.A. Government of Canada, Department of Northern Affairs and National Resources, Forestry Branch, S.l. Annual Technical Report 1955. 31 p.
Issued by: Laurentian Forestry Centre
Catalog ID: 16132