No daughter colonies of the 4a were tested yet.
10 tested queens were mated at the mating station:
DE-2-173-35-1997 DE-2-173-37-1997 DE-2-173-40-1997 DE-2-173-41-1997 DE-2-173-42-1997 DE-2-173-43-1997 DE-2-173-44-1997 DE-2-209-15-1997 DE-2-209-20-1997 DE-2-209-26-1997
17 daughter colonies of queens mated at the mating station were tested:
DE-2-173-51-1999 DE-2-173-52-1999 DE-2-173-55-1999 DE-2-173-56-1999 DE-2-173-58-1999 DE-2-173-59-1999 DE-2-173-60-1999 DE-2-173-61-1999 DE-2-173-64-1999 DE-2-173-66-1999 DE-2-173-67-1999 DE-2-173-124-1998 DE-2-173-125-1998 DE-2-173-126-1998 DE-2-173-127-1998 DE-2-173-128-1998 DE-2-173-129-1998