Funding for this research was provided by:
Grantová Agentura České Republiky (18-01486S)
the long-term development program (RVO 61388971)
the Ministry of Agriculture of the Czech Republic (MZe RO0415)
Article History
Received: 19 August 2019
Accepted: 31 January 2020
First Online: 19 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.