| 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 (ABx): | André Bosseaux (BE) |
| AS : | Alfred & Sabine Schrüfer (DE) |
| BS : | Bernard & Françoise Sauvager (FR) |
| GdB : | Gemeinschaft der Buckfastimker (DE) |
| JBB : | Jürgen Brauße (DE) |
| PJ : | Paul Jungels (LU) |
| RL : | Renaud Lavend'Homme (BE) |
| TR : | Thomas Rueppel (DE) |
| VD : | Jean-Marie Van Dyck (BE) |
|
| Races — Do use them |
| A: | anatolica |
| B: | buckfast |
| I: | meda (Iranian) |
| O: | (EL) monticola Elgon |
| P: | primorsky |
|
| Importation mode |
| imq : | Laying queen imported |
| Mating Places, etc |
| ibra : | Instrumental insemination (LU) |
| inbs : | Instrumental insemination (FR) |
| inpj : | Instrumental insemination (LU) |
| ins : | Instrumental insemination |
| mrk : | Marken peninsula (NL) |
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