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Krystyna Kalinowska
Inland Fisheries Institute in Olsztyn
Department of Lake FisheriesGiżycko, Poland
Katarzyna Jakubiec-Krześniak
Department of Microbial Ecology and Environmental Biotechnology, Faculty of Biology,
Biological and Chemical Research Centre
University of WarsawWarsaw, Poland
National Institute of Public Health, National Institute of Hygiene
Warsaw, Poland
Ryszard J. Chróst
Department of Microbial Ecology and Environmental Biotechnology, Faculty of Biology,
Biological and Chemical Research Centre
University of WarsawWarsaw, Poland