Upgrading Thoroughbred Families, by Jack Glengarry. 74pp. In this book, Glengarry explains how Tesio's basic line breeding principles can produce champions. Breeding thoroughbred racehorses is fraught with frustration. The thoroughbred carries a hybrid factor, rather than being fully purebred, and this thwarts breeders' aspirations. The remarkable Federico Tesio was a pioneer in tackling the hybrid jinx, but he kept his breeding plans to himself, until now! <p>Upgrading Thoroughbred Families, by Jack Glengarry. 74pp. In this book, Glengarry explains how Tesio&#8217;s basic line breeding principles can produce champions. Breeding thoroughbred racehorses is fraught with frustration. The thoroughbred carries a hybrid factor, rather than being fully purebred, and this thwarts breeders&#8217; aspirations. The remarkable Federico Tesio was a pioneer in tackling the hybrid jinx, but he kept his breeding plans to himself, until now!</p> 2006-11-24T10:23:04-05:00 upgrading-thoroughbred-families 61303 Books 2006-11-24T10:23:04-05:00 2006-11-24T10:23:04-05:00 Horse-Canada thoroughbred-racing 2006-11-24T10:23:04-05:00 manual 48950 86066 deny 1 Default 1 48.95 61303 2006-11-24T10:23:04-05:00 2006-11-24T10:23:04-05:00 78973 1 61303 2006-11-24T10:23:04-05:00 http://static.shopify.com/s/files/1/0001/1088/products/upgradingtbfam.jpg?1258409482 Title