1 daughter colonies of the 4a were tested:
DE-16-95-1222-1989
1 tested queens were mated at the mating station:
DE-16-95-1222-1989
16 daughter colonies of queens mated at the mating station were tested:
DE-16-95-1312-1991 DE-16-95-1313-1991 DE-16-95-1314-1991 DE-16-95-1315-1991 DE-16-95-1316-1991 DE-16-95-1317-1991 DE-16-95-1318-1991 DE-16-95-1319-1991 DE-16-95-1320-1991 DE-16-95-1321-1991 DE-16-95-1322-1991 DE-16-95-1324-1991 DE-16-95-1325-1991 DE-16-95-1326-1991 DE-16-95-1327-1991 DE-16-95-1328-1991