Poland, T., and R. Haack. 1999. 16. Genetic perspectives on the ecology and management of Tomicus piniperda in North America. Pages 41-43 In J.L. Hayes and K.F. Raffa (tech. coords.), Proceedings of a workshop on bark beetle genetics: Current status of research, July 17-18, 1998, Madison, Wisconsin. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station (Portland, OR), General Technical Report PNW-GTR-466. 63 pp.