Lukas
Jeker
Switzerland
Federal Department of Economic Affairs
Diploma
Other
https://www.wbf.admin.ch/wbf/en/home.html
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APITOX, B-RAP, BEEBOOK, Monitoring, Nutrition, Small Hive Beetle, Sustainable Bee Breeding, Varroa control, Vespid, Viruses, World Honey Bee Health