Friedle, Carolin http://orcid.org/0000-0002-0746-6423
Wallner, Klaus
Rosenkranz, Peter
Martens, Dieter
Vetter, Walter
Funding for this research was provided by:
Ministry of Rural Areas and Consumer Protection Baden-Wuerttemberg
Article History
Received: 7 July 2020
Accepted: 30 December 2020
First Online: 11 January 2021
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: The authors confirm that ethical standards were addressed.
: The authors confirm the volunteer’s declaration of consent.
: The authors confirm the volunteer’s consent for publication. The data (including the map) generated by the Environmental Information System (UIS) of the State Institute for Environment Baden-Wuerttemberg have be given permission to be published.