if you prefer
let translate here

B520(JtB)

B520(JtB) is a queen of Jans ter Bork (NL) mated in 2017, descendant G10 of Sahar00Q. She is a Buckfast who comes from a line of sahariensis Kurt Holbæk-combination well established.

B520(JtB)	=	.17 – B80(HT) evq × aml B108(MM) [25 dr.c.]	:	.16 – B80(HT) aml B30(GV) [25 dr.c.]	:
		.14 – B80(HT) aml B63a(HT) [1 dr.c.]	:	.13 – B164(AM) ilv × aml B90(HT)	:
		.11 – PS520 ivq × aml B121(AM) [16 dr.c.]	:	.09 – PS614 tun KB139	:
		.07 – HR138 tun EAN02321	:	.04 – HR121 ave HR163 [8 dr.c.]	:
		.03 – S121(HR) alr ST369 [12 dr.c.]	:	.01 – KH101 ave HR143 [8 dr.c.]	:
	imq .01 – Sahar00Q × SaharDr (sahariensis Kurt Holbæk)


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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/or Drones have unknown exact origin : that makes unable to find their real status.

Queen and Drones result of a cross between two different lines : interesting to increase their resistance and qualities.

Breeders
AMTB (AM):	Ameland Island matingstation
EA (EAN):	Egon Andersson (SE)
GV :	Gosse van der Velde (NL)
HR :	Hans Røy (DK)
HT :	Henk Tolhuis (NL)
JtB :	Jans ter Bork (NL)
KB :	Keld Brandstrup (DK)
KH :	Kurt Holbæk (DK)
MM :	Magnus Menges (DE)
PS :	Poul Erik Sørensen †2012(57) (DK)
ST :	Peter Stougård (DK)

Races — Do use them
B:	buckfast
Ca:	carpatica
S:	sahariensis

Importation mode
evq :	Queen exchanged on mating place
ilv :	Grafted larvae imported
imq :	Laying queen imported
ivq :	Unmated queen imported

Mating Places, etc
alr :	Alrø island, Odder (DK)
aml :	Ameland island (NL – Friesland)
ave :	Avernakø island (DK)
tun :	Tunø island (DK)

if you preferlet translate here

B520(JtB)

if you prefer
let translate here