9 daughter colonies of the 4a were tested:
DE-13-97-365-1971 DE-13-97-366-1971 DE-13-97-368-1971 DE-13-97-369-1971 DE-13-97-370-1971 DE-13-97-371-1971 DE-13-97-372-1971 DE-13-97-373-1971 DE-13-97-374-1971
17 tested queens were mated at the mating station:
DE-13-9-700-1972 DE-13-9-701-1972 DE-13-9-702-1972 DE-13-9-704-1972 DE-13-9-705-1972 DE-13-9-709-1972 DE-13-56-71-1972 DE-13-56-72-1972 DE-13-56-73-1972 DE-13-56-74-1972 DE-13-56-75-1972 DE-13-56-76-1972 DE-13-56-77-1972 DE-13-56-78-1972 DE-13-56-79-1972 DE-13-56-80-1972 DE-13-56-82-1972
6 daughter colonies of queens mated at the mating station were tested:
DE-13-56-155-1974 DE-13-56-156-1974 DE-13-56-157-1974 DE-13-56-158-1974 DE-13-56-159-1974 DE-13-56-160-1974