Population development and changes in winter site use by the Svalbard light-bellied brent goose, Branta bernicla hrota 1980–1994
| Autor: | Clausen, Preben, Madsen, Jesper, Percival, Steve M., O'Connor, David, Anderson, Guy Q.A. |
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| Zdroj: | In Biological Conservation 1998 84(2):157-165 |
| Databáze: | ScienceDirect |
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Full Text from ScienceDirect