Kenyeres, Zoltán http://orcid.org/0000-0002-0941-7254
Szabó, Szilárd
Szinetár, Csaba
Takács, Gábor
Bauer, Norbert
Article History
Received: 12 August 2018
Accepted: 12 February 2019
First Online: 12 March 2019
Compliance with ethical standards
:
: Studies were carried out with approval of Fertő-Hanság, Kiskunság, Duna-Ipoly and Balaton Uplands National Park Directorates.
: The authors declare no conflict of interest.