No daughter colonies of the 4a were tested yet.
12 tested queens were mated at the mating station:
DE-4-83-25-1972 DE-4-83-27-1972 DE-4-83-30-1972 DE-4-83-32-1972 DE-4-83-37-1972 DE-4-83-41-1972 DE-4-83-42-1972 DE-4-83-48-1972 DE-4-83-51-1972 DE-4-83-55-1972 DE-4-83-56-1972 DE-4-83-57-1972
12 daughter colonies of queens mated at the mating station were tested:
DE-4-31-1-1975 DE-4-31-2-1975 DE-4-31-3-1975 DE-4-31-4-1975 DE-4-31-5-1975 DE-4-31-6-1975 DE-4-83-31-1974 DE-4-83-36-1974 DE-4-83-37-1974 DE-4-83-39-1974 DE-4-83-40-1974 DE-4-83-42-1974