Institution: | (1) Natural Resources Canada, Canadian Forest Service, Laurentian Forestry Centre, 1055 du P.E.P.S, P.O. Box 3800, Sainte-Foy, Quebec G1V 4C7, Canada e-mail: brutledge@cfl.forestry.ca FAX: 418–648–5849, CA;(2) Natural Resources Canada, Canadian Forest Service, Science Branch, 580 Booth St., 7th Floor, Ottawa, Ontario K1A 0E4, Canada, CA |