Ecological units of the eastern United States : first approximation.

Bibliographic Details
Corporate Authors:	United States. Forest Service, United States. Forest Service. Southern Region. Geometronics
Other Authors:	Keys, James E.
Format:	Government Document Map
Language:	English
Published:	Atlanta, Ga. : The Service, 1995.
Subjects:	Biotic communities > Northeastern States > Maps. Biotic communities > Middle West > Maps. Biotic communities > Southern States > Maps. Biogeography > East (U.S.)

Description
Item Description:	Title from disc label. "ARC INFO format prepared by Geometronics Southern Region." Shipping list number: 97-0018-E (CORRECTION). Includes: pt. I. ARC INFO -- pt. II. Supporting imagery -- pt. III Text; and biblliographical references. Electronic resource.
Physical Description:	1 CD-ROM : color maps ; 4 3/4 in.
Format:	System requirements: 486 PC or better; 20 MB RAM (less for Pentium); text files in WordPerfect 4.2 and ASCII format, summary tables of this information in Microsoft excel and dBASE IV; images in ArcView 2.1.