| 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 |
| MKK : | Pierre de Koning (NL) |
| MKN : | Foundation Buckfast Marken (NL) |
| NE : | Eugen Neuhauser (AT) |
| TK : | Thomas Kodym (AT) |
| TR : | Thomas Rueppel (DE) |
|
| Races — Do use them |
| B: | buckfast |
| S: | sahariensis |
|
| Importation mode |
| imq : | Laying queen imported |
| ivq : | Virgin queen imported |
| Mating Places, etc |
| mrk : | Marken peninsula (NL) |
| val : | Valors mountain (AT) |
|