Delineation, Peer Review, and Refinement of Subregions of the Conterminous United States

نویسنده

  • David T. Cleland
چکیده

This paper briefly describes the background of the U.S. Department of Agriculture (USDA) Forest Service National Hierarchical Framework of Ecological Units and the methods used for delineating map units at the subregion planning and analysis scale. The process for scientific review and continuous refinement of ecological units and associated data of subregions is also presented.

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تاریخ انتشار 2007