Breeder Icon or Photo or Stand Karl Kehrle Foundation Icon Icône de la Fondation Karl Kehrle Breeder code     MBr 
Martijn van den Broek
Mosterdhof 145
NL-6931 AK - Westervoort
the Netherlands
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— Pedigree Season 2021 —

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– Buckfast Breeder Nr …

 
B007(MBr) =  imq .20 – B808(GBE) aml B646(JtB)    [46 dr.c.] :   .18 – B602(GBE) imak B11(MM) 
  (no more data)
(3q.) Laying queen imported from Gerard Boswinkel (NL).
 
ligne arc-en-ciel de separation

– Drones, Ameland island mating station, (NL – Friesland) [aml] , supplied by daughters  of  ...

 
B307(JtB) =  itq .18 – B181(JtB) aml B712(JtB)    [33 dr.c.] :   .16 – B18(JtB) aml B30(GV)    [25 dr.c.] : (A)  
    .15 – B30(GV) ieg × aml B151(KK)    [25 dr.c.] :  imq .13 – B307(FF) hbff A144(FF)    [16 dr.c.] :    etc… 
Supplied drones by 33 sister colonies, bred by Jans ter Bork (NL).
 
ligne arc-en-ciel de separation

  … used as below

× B307(JtB) : B007(MBr).3x.
 

Evaluation of colonies

Breeder Birth PedigreeEval. Vitality of Temper Swarm. Ferti- Crop Over­win- Building Varroa HYG+ Tester
number year of queen year bees brood of bees tend­ency lity Early Summ. tering Combs Propol. num­ber VSH+ after 24 h code
B307(JtB) 18 B181(JtB) × B712(JtB) 2021 - - - - - - - - - - - 75% 100% treated with
low mites		 LS
mode: evpj
Evaluation scale:   from 1 to 6.  1 = very bad.  3 = bad average.  4 = good average.
5 = great performance.  6 = optimum looked for in this feature. [  more ]
 
 

Color code and Abbreviations

Queen without information : B602(GBE)
Queen and Drones result of a cross between two different lines : interesting to increase their resistance and qualities.
--- Breeders ---
FF:Klaus Fehrenbach (DE)
GBE:???
GV:Gosse van der Velde (NL)
JtB:Jans ter Bork (NL)
KK:Josef Koller (DE)
MBr:Martijn van den Broek (NL)
Ancestors
1× :B602(GBE)
1× :Sinop62R
Races — Do use them
A:anatolica
B:buckfast
--- Importation mode ---
ieg :Eggs imported (brood comb)
imq :Laying queen imported
itq :Tested queen imported
--- Mating Places, etc ---
aml :Ameland island (NL – Friesland)
hbff :Fehrenbach mountain (DE)
imak :Instrumental insemination (NL)
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