No daughter colonies of the 4a were tested yet.
4 tested queens were mated at the mating station:
CH-50-3-63-2001 CH-50-3-97-2001 CH-50-3-213-2001 CH-50-3-354-2001
5 daughter colonies of queens mated at the mating station were tested:
CH-50-3-132-2004 CH-50-3-192-2003 CH-50-3-223-2003 CH-50-3-238-2003 CH-50-3-298-2003