15 daughter colonies of the 4a were tested:
DE-7-202-36-2020 DE-7-202-37-2020 DE-7-202-38-2020 DE-7-202-39-2020 DE-7-202-40-2020 DE-7-202-41-2020 DE-7-202-42-2020 DE-7-202-43-2020 DE-7-202-44-2020 DE-7-202-45-2020 DE-7-202-46-2020 DE-7-202-47-2020 DE-7-202-48-2020 DE-7-202-49-2020 DE-7-202-50-2020
6 tested queens were mated at the mating station:
DE-7-202-169-2021 DE-7-202-170-2021 DE-7-202-171-2021 DE-7-202-172-2021 DE-7-202-174-2021 DE-7-202-175-2021
15 daughter colonies of queens mated at the mating station were tested:
DE-7-202-201-2022 DE-7-202-202-2022 DE-7-202-203-2022 DE-7-202-204-2022 DE-7-202-205-2022 DE-7-202-206-2022 DE-7-202-207-2022 DE-7-202-230-2022 DE-7-202-232-2022 DE-7-202-233-2022 DE-7-202-234-2022 DE-7-202-235-2022 DE-7-202-244-2022 DE-7-202-246-2022 DE-7-202-248-2022