15 daughter colonies of the 4a were tested:
DE-2-327-1-2020 DE-2-632-4-2019 DE-2-632-10-2019 DE-2-632-12-2019 DE-2-632-13-2019 DE-2-632-15-2019 DE-2-632-16-2019 DE-2-632-17-2019 DE-2-632-18-2019 DE-2-632-19-2019 DE-2-632-21-2019 DE-2-632-24-2019 DE-2-632-31-2019 DE-2-632-32-2019 DE-2-632-35-2019
11 tested queens were mated at the mating station:
DE-2-632-41-2020 DE-2-632-43-2020 DE-2-632-48-2020 DE-2-632-82-2020 DE-2-632-83-2020 DE-2-632-88-2020 DE-2-632-1033-2020 DE-2-632-1036-2020 DE-2-632-1037-2020 DE-2-632-1122-2020 DE-2-632-1129-2020
No daughter colonies from colonies mated at the station were tested yet.