Explorations for water supplies on the public domain, 1960
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| Format: | Book |
| Language: | English |
| Published: |
Washigton :
Geological, survey circular 461,
1962
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Add Tag | Item Description: | Prepared as part of the soil and moisture conservation program of the department of the interior |
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| Physical Description: | 28p. |
Algae in water supplies : an illustrated manual on the idenfication, significance, and control of algae in water supplies