| Color code and Abbreviations |
Queens from one strain, but mated by drones from another strain . Their population and daughters (and drones of them) are F1 crossed. |
| Queen and Drones have the same ancestors: combination to increase or stabilize some characteristics |
| Queen and/or Drones have unknown exact origin : that makes unable to find their real status. |
| Queen and Drones result of a cross between two different lines : interesting to increase their resistance and qualities. |
| Breeders |
| AB (APB): | Anders Peter Blæsild (DK) |
| GRP : | Grzegorz Pawluk (PL) |
| IN : | Himmerlandske Bier Ivan B. Nielsen (DK) |
| TR : | Thomas Rueppel (DE) |
|
| Races — Do use them |
| B: | buckfast |
| Cc: | caucasica |
|
| Importation mode |
| imq : | Laying queen imported |
| ivq : | Virgin queen imported |
| Mating Places, etc |
| lthl : | Lautenthal (Harz, DE) |
| tun : | Tunø island (DK) |
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