Literature cited and other sources and references

Avery, T. E., and H. E. Burkhart, 2002. Forest measurements. 5th Ed. McGraw-Hill.

Haugen, D. E. and Mielke, M. E., 2002. Minnesota Forest Resources in 2000. USDA Forest Service, North Central Research Station. In press.

Miles P, Chen C, and Leatherberry E. Minnesota Forest Statistics, 2000. USDA Forest Service, North Central Research Station. Resource Bulletin NC-158.

Jaakko Pöyry Consulting, 1992. Maintaining Productivity and the Forest Resource base. A technical Paper for a Generic Environmental Impact Statement on Timber Harvesting and Forest Management in Minnesota. Prepared for: Minnesota Environmental Quality Board, 658 Cedar Street, St. Paul, Minnesota 55155.

Jakes, P. J. 1977. Minnesota Forest Statistics, 1977. Resource Bulletin NC-53. St. Paul, MN: USDA Forest Service, North Central Forest Experiment Station.