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Breeder code FM Franz Mürwald Immendorfer Straße 4 DE-38239 - Salzgitter-Immendorf Germany Tel: +49(0)5341 25500 email: |
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Breeder code FM Franz Mürwald Immendorfer Straße 4 DE-38239 - Salzgitter-Immendorf Germany Tel: +49(0)5341 25500 email: |
 – Buckfast Breeder No | ||||||
| B75(FM) | = | .09 – B62(FM) bal B78(TR) | : | .06 – B44(FM) bal B77(TR) | : | |
| .04 – B30(FM) bal A34(TR) | : | .03 – B22(FM) bal B153(TR) | : etc... | |||
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– Drones, Baltrum island mating station (DE – North sea) , supplied by daughters of ... | ||||||
| B135(TR) | = | .06 – I177(TR) mrk MG60(TR) | : | .05 – I51(TR) bal NO61(TR) | : | |
| .03 – I147(TR) bal B153(TR) | : | .01 – I43(TR) bal B92(TR) | : etc... | |||
| Supplied drones by 20 sister colonies, bred by Thomas Rueppel (DE). | ||||||
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... used as below | ||||||
| × B135(TR) | : | B75(FM). | ||||
| Queens from one strain, but mated by drones from another strain . Their population and daughters (and drones of them) are F1 crossed. |
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| Queen and Drones have the same ancestors: combination to increase or stabilize some characteristics | |||||||||||||||||||||||||||||||||||
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