B63(SL) is a queen of Sven Ledowski (DE) mated in 2008, descendant F4 of B18(XB). She is a Buckfast who results in a new line of race of unknown origin.

  B63(SL) =   .08 – B13(SL) lgn B72(HGS)  :   .06 – B47(SL) lgn B9(MS)  :  
       imq .03 – B118(PN) hbpn B18(PN)  :   .02 – B18(PN) hbpn B383(PN)  :  
        .00 – B18(XB) ieg × hbpn A39(PN) 
  (no more data)
  Pedigree of B63(SL) :
four generations presented  
  Unauthorized reproduction of this picture, whole or part, is forbidden, except for personal use.  
Color code and Abbreviations
Queen without information : B18(XB)B18(XB)
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.
FF :Franz & Klaus Fehrenbach (DE)
HGS :Hans-Georg Schell (DE)
MS :Michael Schell (DE)
PJ :Paul Jungels (LU)
PN :Horst Preissl &   Johannes Neuburger (AT)
SL :Sven Ledowski (DE)
Races — Do use them
Importation mode
ieg :Eggs imported (brood comb)
imq :Laying queen imported
Mating Places, etc
hbff :Fehrenbach mountain (DE)
hbpn :Preissl–Neuburger mountain (AT)
ins :Instrumental insemination
lgn :Langeneß island (DE – Wattenmeer)
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