2 daughter colonies of the 4a were tested:
DE-15-88-1-1998 DE-15-88-5-1998
11 tested queens were mated at the mating station:
DE-15-80-1-2000 DE-15-80-2-2000 DE-15-80-3-2000 DE-15-80-4-2000 DE-15-80-6-2000 DE-15-80-7-2000 DE-15-80-8-2000 DE-15-88-1-2000 DE-15-88-2-2000 DE-15-88-3-2000 DE-15-88-4-2000
8 daughter colonies of queens mated at the mating station were tested:
DE-15-80-1-2002 DE-15-80-2-2002 DE-15-80-3-2002 DE-15-80-4-2002 DE-15-86-1-2002 DE-15-86-2-2002 DE-15-86-3-2002 DE-15-86-4-2002