| Avaa | Sarvala, Jouko Jumppanen, Kyösti
| Nutrients and planktivorous fish as regulations of productivity in Lake Pyhäjärvi, SW Finland | | artikkeli | kala - kalat, plankton, Pyhäjärvi (Säkylä), ravinteet | | | 1988 | 19 | | | Eripainos: Aqua Fennica 16,2 1... | H-Limnologia (avokotelo 3) |