Die Tierzucht: Eine praktische Abhandlung über die Anwendung der Gesetze der Entwicklung und Vererbung zu verbessern und die Zucht von Haustieren. der Nächstenliebe, der Staudamm von Kronprinz. Nach der gleichen Behörde, die Kreuze gemacht useof durch Herrn Booth hatte einen starken Infusion des bloodof Liebling, Mussulman in sechzig - vier Kreuze. Lord Lieutenant Hundert und sechs Kreuze, andMatchem fünfzig - zwei Kreuze dieser bevorzugten progenitorof Die verbesserte Short-Horns. Abbildung 7 zeigt, inwieweit die In-und-Inzucht hat geübt worden mit den Herefords. Herr Preis, die gefeierte Züchter

• Bildanbieter: The Reading Room / Alamy Stock Foto
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Stock-breeding: a practial treatise on the applications of the laws of development and heredity to the improvement and breeding of domestic animals . of Charity, the dam of Crown Prince. Ac-cording to the same authority, the out-crosses made useof by Mr. Booth had a strong infusion of the bloodof Favorite, Mussulman having sixty-four crosses.Lord Lieutenant one hundred and six crosses, andMatchem fifty-two crosses of this favorite progenitorof the improved Short-Horns. Diagram 7 shows the extent to which in-and-inbreeding has been practised with the Herefords. Mr. Price, the celebrated breeder of Herefords, says: I bought from Mr. Tompkins a considerablenumber of his cows and heifers, and two more bulls.I have kept the blood of these cattle unadulteratedfor forty years, and Mr. Tompkins assured me that hehad bred the whole of his stock from two heifers anda bull, selected by himself early in life, without anycross of blood. My herd of cattle has, therefore, been bred in-and-in, as it is termed, for upward of eighty years, and by far the greater part of it in a direct line, on Carrs History, p. 40. IN-AND-IN BREEDING. ur (nntitu IJW)-. 148 PRINCIPLES OF STOCK-BREEDING. both sides, from one cow now in calf for the twentiethtime. I have bred three calves from her, by two ofher sons, one of which is now the largest cow I have, possessing also the best form and constitution; theother two were bulls, and proved of great value, thusshowing indisputably that it is not requisite to mixthe blood of the different kinds of the same race ofanimals, in order to keep them from degenerating. The following pedigree of Mr. Fowlers celebratedbull Shakespeare, which includes that of Mr. Bake-wells noted bulls Twopenny and D, will show theextent to which in-and-in breeding was practised bythose who were most successful in improving theLong-Horn breed: I ?Westmoreland Bull i Twopenny <I Old ComelyA Canley Cow j I Westmoreland Bull f Twopenny mmnfD J (Old Comely Shakespeare » I. Old Com

Stockbilder mithilfe von Tags suchen

• bookcentury1800
• bookdecade1880
• bookidstock breedin
• bookyear1883