| 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 |
| AVM : | Andrey Makarov |
| MKN : | Foundation Buckfast Marken (NL) |
| PJ : | Paul Jungels (LU) |
| VKV : | Kirill Vasiliev |
|
| Races — Do use them |
| B: | buckfast |
| Ca: | carpatica |
|
| Importation mode |
| imq : | Laying queen imported |
| Mating Places, etc |
| ivkv : | Instrumental insemination (RU) |
| lmk : | Lamenka mating place (RU) |
| mrk : | Marken peninsula (NL) |
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