Description of the ecoregions of the United States
Illus., 1 col. map, in pocket, scale 1:7,500,000. Bibliography p. 69-72
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| Main Authors: | , |
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| Format: | Texto biblioteca |
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Washington, D.C. (USA) U.S. Dept. of Agriculture, Forest Service
1980
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| Subjects: | ENVIRONMENT, ECOSYSTEMS, CLASSIFICATION, GEOGRAPHY, PHYSIOGRAPHY, CLIMATE, VEGETATION, SOIL, FAUNA, CLIMATIC ZONES, ENVIRONNEMENT, ECOSYSTEME, MEDIO AMBIENTE, ECOSISTEMA, GEOGRAPHIE, PHYSIOGRAPHIE, CLIMAT, SOL, FAUNE, ZONE CLIMATIQUE, CLASIFICACION, GEOGRAFIA, FISIOGRAFIA, CLIMA, VEGETACION, SUELO, ZONAS CLIMATICAS, |
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