No daughter colonies of the 4a were tested yet.
4 tested queens were mated at the mating station:
CH-50-5-29-2006 CH-50-5-173-2006 CH-50-5-214-2006 CH-50-5-215-2006
7 daughter colonies of queens mated at the mating station were tested:
CH-50-5-24-2008 CH-50-5-31-2008 CH-50-5-89-2007 CH-50-5-134-2008 CH-50-5-270-2008 CH-50-5-351-2007 CH-50-5-357-2007