No daughter colonies of the 4a were tested yet.
18 tested queens were mated at the mating station:
DE-2-150-67-1997 DE-2-150-68-1997 DE-2-150-69-1997 DE-2-150-70-1997 DE-2-150-79-1997 DE-2-150-92-1997 DE-2-150-93-1997 DE-2-187-38-1997 DE-2-601-84-1997 DE-2-601-85-1997 DE-2-601-86-1997 DE-2-603-353-1997 DE-2-603-359-1997 DE-2-603-360-1997 DE-2-603-362-1997 DE-2-603-363-1997 DE-5-3-347-1997 DE-5-3-348-1997
2 daughter colonies of queens mated at the mating station were tested:
DE-2-187-7-1998 DE-2-208-1-1998