Covariation in year-class strength of perch, Perca fluviatilis L. and pikeperch, Stizostedion lucioperca (L.)
| Autor: | Lappalainen, Jyrki, Lehtonen, Hannu, Böhling, Paula, Erm, Vaike |
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| Zdroj: | Annales Zoologici Fennici, 1996 Jan 01. 33(3/4), 421-426. |
| Databáze: | JSTOR Journals |
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