25 daughter colonies of the 4a were tested:
DE-7-171-303-2020 DE-7-171-305-2020 DE-7-171-306-2020 DE-7-171-307-2020 DE-7-171-308-2020 DE-7-171-310-2020 DE-7-171-701-2020 DE-7-171-702-2020 DE-7-171-703-2020 DE-7-171-704-2020 DE-7-171-706-2020 DE-7-171-707-2020 DE-7-171-801-2020 DE-7-171-802-2020 DE-7-171-807-2020 DE-7-171-808-2020 DE-7-171-809-2020 DE-7-171-810-2020 DE-7-206-101-2020 DE-7-206-102-2020 DE-7-206-103-2020 DE-7-206-105-2020 DE-7-206-106-2020 DE-7-206-108-2020 DE-7-206-110-2020
2 tested queens were mated at the mating station:
DE-7-215-11-2021 DE-7-215-25-2021
6 daughter colonies of queens mated at the mating station were tested:
DE-7-215-30-2023 DE-7-215-32-2023 DE-7-215-34-2023 DE-7-215-37-2023 DE-7-215-44-2023 DE-7-215-49-2023