11 daughter colonies of the 4a were tested:
CH-52-24-356-2017 CH-52-24-357-2017 CH-52-24-358-2017 CH-52-24-359-2017 CH-52-24-361-2017 CH-52-24-364-2017 CH-52-24-365-2017 CH-52-24-366-2017 CH-52-24-367-2017 CH-52-140-407-2017 CH-52-574-50-2018
61 tested queens were mated at the mating station:
CH-52-24-50-2019 CH-52-24-51-2019 CH-52-24-52-2019 CH-52-24-53-2019 CH-52-24-54-2019 CH-52-24-55-2019 CH-52-24-56-2019 CH-52-24-57-2019 CH-52-24-58-2019 CH-52-24-59-2019 CH-52-24-60-2019 CH-52-24-61-2019 CH-52-24-62-2019 CH-52-24-63-2019 CH-52-140-1-2019 CH-52-140-2-2019 CH-52-140-3-2019 CH-52-140-4-2019 CH-52-140-5-2019 CH-52-140-6-2019 CH-52-140-7-2019 CH-52-140-8-2019 CH-52-140-9-2019 CH-52-140-10-2019 CH-52-140-11-2019 CH-52-140-12-2019 CH-52-140-13-2019 CH-52-140-14-2019 CH-52-140-15-2019 CH-52-140-25-2019 CH-52-140-26-2019 CH-52-140-27-2019 CH-52-140-28-2019 CH-52-140-42-2019 CH-52-140-45-2019 CH-52-574-2-2019 CH-52-574-3-2019 CH-52-574-4-2019 CH-52-574-5-2019 CH-52-574-6-2019 CH-52-574-7-2019 CH-52-574-8-2019 CH-52-574-9-2019 CH-52-574-11-2019 CH-52-574-12-2019 CH-52-574-13-2019 CH-52-574-14-2019 CH-52-574-15-2019 CH-52-574-16-2019 CH-52-574-17-2019 CH-52-574-19-2019 CH-52-886-29-2019 CH-52-886-30-2019 CH-52-886-31-2019 CH-52-886-32-2019 CH-52-886-33-2019 CH-52-886-34-2019 CH-52-886-35-2019 CH-52-886-36-2019 CH-52-886-37-2019 CH-52-886-38-2019
1 daughter colonies of queens mated at the mating station were tested:
CH-52-574-15-2019