No daughter colonies of the 4a were tested yet.
12 tested queens were mated at the mating station:
DE-13-88-831-1970 DE-13-88-832-1970 DE-13-88-833-1970 DE-13-88-834-1970 DE-13-88-835-1970 DE-16-23-251-1970 DE-16-23-258-1970 DE-16-23-260-1970 DE-16-23-263-1970 DE-16-23-264-1970 DE-16-23-267-1970 DE-16-23-268-1970
21 daughter colonies of queens mated at the mating station were tested:
DE-13-88-1472-1971 DE-13-88-1477-1971 DE-13-88-1478-1971 DE-13-88-1479-1971 DE-13-88-1480-1971 DE-13-88-1481-1971 DE-13-88-1482-1971 DE-16-23-316-1974 DE-16-23-317-1974 DE-16-23-318-1973 DE-16-23-318-1974 DE-16-23-319-1974 DE-16-23-320-1974 DE-16-23-321-1974 DE-16-23-341-1973 DE-16-23-342-1973 DE-16-23-343-1973 DE-16-23-344-1973 DE-16-23-345-1973 DE-16-23-346-1973 DE-16-23-346-1974