Canadian Forest Service Publications

Hemlock looper, Lambdina fiscellaria. 1995. Raske, A.G.; West,R.J.; Retnakaran, A. Pages 141-147(Chapter15) in J.A. Armstrong and W.G.H. Ives, editors. Forest Insect Pests in Canada. Natural Resources Canada, Canadian Forest, Service, Ottawa, Ontario. 732p.