Die Vorräte der Erde an Phosphorsäure und anderen künstliche Düngemitteln und die intensive Landwirtschaft /
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| OCLC: | 40826868 |
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| Language: | German |
| Published: |
Berlin :
Ebering,
1916.
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| Format: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |