[Contents] 

Service Ecosystem References

Bailey, Robert G. 1976.

Ecoregions of the United States (map). USDA Forest Service Intermountain Region, Ogden, Utah. Scale 1:7,500,000.

 

Bailey, Robert G. 1994.

Map unit descriptions of subregions (sections) of the United States. USDA Forest Service. 29 pp.

 

Clark, T. and D. Zaunbrecher. 1987.

The Greater Yellowstone Ecosystem: The Ecosystem Concept in Natural Resource Policy and Management. Renewable Resources Journal (11).

 

Hunter, M. L., Jr. 1990.

Wildlife, Forests, and Forestry: Principles of Managing Forests for Biological Diversity. Prentice-Hall, Englewood Cliffs, NJ.

 

Omernik, J. M. 1987.

Ecoregions of the conterminous United States. Annals of the Association of American Geographers. 77:118-125.

 

Primack, Richard B.. 1993.

Essentials of Conservation Biology. Sinauer Associates, Inc., Sunderland, MA.

 

United States Geological Survey. 1979.

Accounting Units of the National Water Data Network. Map. Office of Water Data Coordination, 417 National Center, Reston, VA.

 

Wilson, Edward O. 1992.

The Diversity of Life. The Belknap Press of Harvard University Press, Cambridge, MA.