Title: Description of ecological subregions: sections of the conterminous United States
Author: McNab, W.H.; Cleland, D.T.; Freeouf, J.A.; Keys, J.E. Jr.; Nowacki, G.J.; Carpenter, C.A. .;
Source: General Technical Report WO-76B
Publication Series: General Technical Report (GTR)
Description: Preliminary descriptions are presented for the 190 section ecological units delineated on the U.S. Department of Agriculture Forest Service 2007 map “Ecological Subregions: Sections and Subsections of the Conterminous United States.” Brief descriptions of the section map units provide an abstract primarily of the climate, physiography, and geologic substrate that combine to form ecosystems with distinctive vegetation and other unique ecological characteristics. Many descriptions are illustrated with a photograph of the landform and vegetation found in the section.
Keywords: Biological characteristic, ecological unit, ecoregion, ecosystem, physical feature, subregion
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McNab, W.H.; Cleland, D.T.; Freeouf, J.A.; Keys, Jr., J.E.; Nowacki, G.J.; Carpenter, C.A., comps. 2007. Description of ecological subregions: sections of the conterminous United States [CD-ROM]. Gen. Tech. Report WO-76B. Washington, DC: U.S. Department of Agriculture, Forest Service. 80 p.
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