No daughter colonies of the 4a were tested yet.
20 tested queens were mated at the mating station:
DE-13-91-38-1970 DE-13-91-39-1970 DE-13-91-44-1970 DE-13-91-45-1970 DE-13-91-46-1970 DE-13-91-47-1970 DE-13-91-50-1970 DE-16-43-872-1970 DE-16-43-873-1970 DE-16-43-875-1970 DE-16-43-876-1970 DE-16-43-878-1970 DE-16-43-879-1970 DE-16-73-1378-1970 DE-16-73-1379-1970 DE-16-73-1380-1970 DE-16-73-1383-1970 DE-16-73-1385-1970 DE-16-73-1386-1970 DE-16-73-1387-1970
No daughter colonies from colonies mated at the station were tested yet.