Brandl, Susanne
Mette, Tobias
Falk, Wolfgang
Vallet, Patrick
Rötzer, Thomas
Pretzsch, Hans
Funding for this research was provided by:
Bundesministerium für Ernährung und Landwirtschaft
Bundesministerium für Umwelt, Naturschutz, Bau und Reaktorsicherheit
Article History
Received: 27 October 2017
Accepted: 18 April 2018
First Online: 7 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
Free to read: This content has been made available to all.