Authors
Tomasz K. Czarkowski
Warmia–Mazury Agricultural Advisory Centre (W-MODR) in Olsztyn, Olsztyn, Poland
Andrzej Kapusta
Department of Ichthyology, Hydrobiology and Aquatic Ecology, Inland Fisheries Institute, Olsztyn, Poland
© 2019 Tomasz K. Czarkowski, Andrzej Kapusta, published by University of Zagreb, Faculty of Agriculture
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.