21 daughter colonies of the 4a were tested:
DE-4-304-11-2018 DE-4-304-32-2018 DE-4-304-33-2019 DE-4-304-37-2018 DE-4-304-62-2018 DE-4-304-64-2018 DE-4-304-72-2018 DE-4-304-90-2018 DE-4-305-208-2018 DE-4-305-209-2018 DE-4-305-211-2018 DE-4-305-212-2018 DE-4-305-223-2018 DE-4-305-224-2018 DE-4-305-227-2018 DE-4-305-228-2018 DE-4-305-246-2018 DE-4-305-247-2018 DE-4-305-268-2018 DE-4-305-272-2018 DE-4-305-280-2018
45 tested queens were mated at the mating station:
DE-4-279-7-2019 DE-4-279-8-2019 DE-4-279-9-2019 DE-4-279-10-2019 DE-4-279-12-2019 DE-4-279-13-2019 DE-4-279-16-2019 DE-4-279-18-2019 DE-4-279-76-2019 DE-4-279-77-2019 DE-4-279-78-2019 DE-4-279-79-2019 DE-4-304-10-2019 DE-4-304-19-2019 DE-4-304-20-2019 DE-4-304-21-2019 DE-4-304-23-2019 DE-4-304-24-2019 DE-4-304-25-2019 DE-4-304-26-2019 DE-4-304-33-2019 DE-4-304-35-2019 DE-4-304-36-2019 DE-4-304-38-2019 DE-4-305-107-2019 DE-4-305-118-2019 DE-4-305-125-2019 DE-4-305-134-2019 DE-4-305-137-2019 DE-4-305-175-2019 DE-4-305-241-2019 DE-4-305-266-2019 DE-4-305-267-2019 DE-4-305-270-2019 DE-4-305-297-2019 DE-4-305-301-2019 DE-4-305-305-2019 DE-4-305-336-2019 DE-4-305-346-2019 DE-4-320-5-2019 DE-4-320-17-2019 DE-4-320-18-2019 DE-4-320-19-2019 DE-4-320-24-2019 DE-4-320-40-2019
6 daughter colonies of queens mated at the mating station were tested:
DE-4-279-62-2021 DE-4-279-64-2021 DE-4-279-65-2021 DE-4-279-68-2021 DE-4-279-69-2021 DE-4-279-70-2021