Comparing intensive, extensified and organic grassland farming in southern Germany by process life cycle assessment
| Autor: | Haas, Guido *, Wetterich, Frank, Köpke, Ulrich |
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| Zdroj: | In Agriculture, Ecosystems and Environment 2001 83(1):43-53 |
| Databáze: | ScienceDirect |
| Externí odkaz: |
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