| Identifer | oai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/238332 |
| Date | January 1978 |
| Creators | Duffield, Christopher |
| Publisher | Office of Arid Lands Studies, University of Arizona (Tucson, AZ) |
| Source Sets | University of Arizona |
| Language | en_US |
| Detected Language | English |
| Type | text, Book |
| Relation | Arid Lands Resource Information Paper, No. 12 |
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