Authors
P. Kováčik
Slovak University of Agriculture in Nitra, The Faculty of Agrobiology and Food Resources, Nitra, Slovakia
M. Matoušková
P. J. Šafárik University in Košice, Faculty of Science, Institute of Biology and Ecology, Košice, Slovakia
M. Oros
Institute of Parasitology, Slovak Academy of Sciences, Košice, Slovakia