| Citation | Focken, U., 2001. Stable isotopes in animal ecology: The effect of ration size on the trophic shift of C and N isotopes between feed and carcass. Isot. Environ. Healt. S. 37(3):199-211. |
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| Ref. No. | 43317 |
| Language | English |
| Usage | not used yet |
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