No daughter colonies of the 4a were tested yet.
1 tested queens were mated at the mating station:
CH-50-90-23415-2012
8 daughter colonies of queens mated at the mating station were tested:
CH-50-90-23030-2013 CH-50-90-23031-2013 CH-50-90-23032-2013 CH-50-90-23033-2013 CH-50-90-23034-2013 CH-50-90-23039-2013 CH-50-90-23043-2013 CH-50-90-23045-2013