| Color code and Abbreviations |
Queen from one strain, but mated by drones from another strain . Her 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 Drones are Aunt-Nephews : that would correspond by us to a Sister-Brothers crossing. |
| Queen and Drones result of a cross between two different lines : interesting to increase their resistance and qualities. |
| Only breeder |
| (-) (BA): | Brother Adam 1898-1996 † (Karl Kehrle Foundation) |
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| Races — Do use them |
| A: | anatolica |
| B: | buckfast |
| E: | lamarckii (Egyptian) |
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| Importation mode |
| imq : | Laying queen imported |
| Mating Places, etc |
| injk : | Instrumental insemination (GB) |
| nat : | Free mated at random |
| shr : | Sherberton (Dartmoor, GB) |
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