No daughter colonies of the 4a were tested yet.
13 tested queens were mated at the mating station:
DE-14-77-1931-1971 DE-14-77-1932-1971 DE-14-77-1940-1971 DE-14-77-1945-1971 DE-14-77-1947-1971 DE-16-36-222-1971 DE-16-36-225-1971 DE-16-36-228-1971 DE-16-36-230-1971 DE-16-36-232-1971 DE-16-36-240-1971 DE-16-36-241-1971 DE-16-36-243-1971
15 daughter colonies of queens mated at the mating station were tested:
DE-16-36-253-1972 DE-16-36-254-1972 DE-16-36-264-1972 DE-16-36-270-1972 DE-16-36-271-1972 DE-16-36-273-1972 DE-16-36-287-1972 DE-16-36-300-1973 DE-16-36-310-1973 DE-16-36-311-1973 DE-16-36-314-1973 DE-16-36-319-1973 DE-16-36-324-1973 DE-16-36-325-1973 DE-16-36-328-1973