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Breeder code PS Philippe Schellens Rue Bonnevie, 131 BE-6043 - Ransart Belgium Tel: +32(0)71 34 45 62 email: |
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Breeder code PS Philippe Schellens Rue Bonnevie, 131 BE-6043 - Ransart Belgium Tel: +32(0)71 34 45 62 email: |
 – NvR Breeder No | ||||||
| N827(PS) | = | .08 – N711(PG) ins N616(PS) | : | .07 – N468(HG) ins N428(HG) | : | |
| (5) | .04 – N375(HG) nat Nxx04(VR) | : | .03 – N216(HG) nat Nxx03(VR) | : etc... | ||
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– Drones, Ransart (BE), instrumental insemination, Jürgen Brauße , supplied by daughters of ... | ||||||
| N711(PG) | = | .07 – N468(HG) ins N428(HG) | : | .04 – N375(HG) nat Nxx04(VR) | : | |
| (10) | .03 – N216(HG) nat Nxx03(VR) | : | .02 – N014(HG) nat Nxx02(VR) | : etc... | ||
| Supplied drones by 3 sister colonies, bred by David Galand (BE). | ||||||
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... used as below | ||||||
| × N711(PG) | : | N827(PS). | ||||
| Free matings at random : Nxx04(VR) Nxx03(VR) Nxx02(VR) | |||||||||||||||||||||||||||||||
| 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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