No daughter colonies of the 4a were tested yet.
4 tested queens were mated at the mating station:
DE-2-602-136-1998 DE-2-603-12-1998 DE-2-603-35-1998 DE-2-603-36-1998
50 daughter colonies of queens mated at the mating station were tested:
DE-2-3-304-2000 DE-2-3-318-2000 DE-2-3-535-1999 DE-2-3-1111-2000 DE-2-3-1121-2000 DE-2-3-1911-2000 DE-2-3-2352-2000 DE-2-3-2512-2000 DE-2-3-3519-2000 DE-2-3-3520-2000 DE-2-193-403-2000 DE-2-193-532-2000 DE-2-193-812-2000 DE-2-193-819-2000 DE-2-193-827-2000 DE-2-193-828-2000 DE-2-193-917-2000 DE-2-222-18-2000 DE-2-222-22-2000 DE-2-222-26-2000 DE-2-222-30-2000 DE-2-601-1-2000 DE-2-601-8-2000 DE-2-601-144-2000 DE-2-601-485-2000 DE-2-601-918-2000 DE-2-602-1-2000 DE-2-602-2-2000 DE-2-602-3-2000 DE-2-602-4-2000 DE-2-602-5-2000 DE-2-602-6-2000 DE-2-602-7-2000 DE-2-602-8-2000 DE-2-602-9-2000 DE-2-602-10-2000 DE-2-602-11-2000 DE-2-602-12-2000 DE-2-602-13-2000 DE-2-602-14-2000 DE-2-605-156-2000 DE-2-605-200-2000 DE-2-605-242-2000 DE-2-605-306-2000 DE-2-605-405-2000 DE-2-605-705-2000 DE-2-605-921-2000 DE-2-605-924-2000 DE-2-605-925-2000 DE-2-605-926-2000