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Professor Jan Kubecka külalisloeng tõese kalavarude hinnangu otsinguist

Reedel 27. jaanuaril kell 12.00 esineb Riia 181 saalis külalisloenguga professor Jan Kubecka (Head of Fish Ecology Unit, Institute of Hydrobiology, Biology Centre of Czeck Academy of Sciences).
Loengu teema on "In search of the true picture of fish stock of lakes and reservoirs".