No daughter colonies of the 4a were tested yet.
15 tested queens were mated at the mating station:
DE-6-1-26472-1988 DE-6-1-26473-1988 DE-6-1-26477-1988 DE-6-1-26478-1988 DE-6-1-26484-1988 DE-6-1-26486-1988 DE-6-1-26490-1988 DE-6-1-26498-1988 DE-6-1-26500-1988 DE-17-144-222-1988 DE-17-144-223-1988 DE-17-144-224-1988 DE-17-144-225-1988 DE-17-144-227-1988 DE-17-144-228-1988
16 daughter colonies of queens mated at the mating station were tested:
DE-6-1-28248-1990 DE-6-1-28253-1990 DE-6-1-28254-1990 DE-6-1-28256-1990 DE-6-1-28298-1990 DE-6-1-28390-1990 DE-6-1-28401-1990 DE-6-1-28402-1990 DE-17-144-275-1990 DE-17-144-276-1990 DE-17-144-277-1990 DE-17-144-279-1990 DE-17-144-280-1990 DE-17-144-281-1990 DE-17-144-284-1990 DE-17-144-285-1990