No daughter colonies of the 4a were tested yet.
10 tested queens were mated at the mating station:
DE-4-76-21-1969 DE-4-76-22-1969 DE-4-76-24-1969 DE-4-76-25-1969 DE-4-76-29-1969 DE-4-76-30-1969 DE-4-76-35-1969 DE-4-82-366-1969 DE-4-189-1-1969 DE-4-189-16-1969
7 daughter colonies of queens mated at the mating station were tested:
DE-4-76-19-1970 DE-4-76-20-1970 DE-4-76-22-1970 DE-4-76-23-1970 DE-4-76-27-1970 DE-4-76-28-1970 DE-4-76-30-1970