| 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 Drones result of a cross between two different lines : interesting to increase their resistance and qualities. |
| Breeders |
| EA (EAN): | Egon Andersson (SE) |
| JR (JRT): | Jørgen Rasmusson (SE) |
| KÅH (KAH): | Kjell Hallberg (SE) |
| KEO : | Kjell-Erik Ohlsson (SE) |
| RK (RuK): | Rune Karlsson (SE) |
| UG : | Ulf Gröhn †2012 (SE) |
|
| Races — Do use them |
| B: | buckfast |
|
| Mating Places, etc |
| asp : | Aspö island (SE) |
| has : | Hasslö island (SE) |
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