Improving cattle of the Kostroma breed
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The Kostroma breed of cattle of the dairy-meat direction of productivity is a valuable gene pool of domestic animal husbandry. Animals of this breed have high milk yields, good meat and reproducing qualities, easily adapt to intensive technologies and are characterized by resistance to tuberculosis, leukemia and brucellosis. A great influence on increasing the competitiveness of the Kostroma breed has the use of importedly generation of Boro Schwitsky cattle (USA, Canada, Austria) when improving its improvement in its improvement. At the same time, when breeding cattle of the Kostroma breed, it is important not only to enrich heredity through the use of the Boro Shvitsky cattle of foreign selection, but also to maintain its valuable qualities.
The monograph shows the history of the creation, the characteristic of the modern breeding base of the cattle of the Kostroma breed in the Kostroma region, the influence of the bulls of various selection on the economic useful qualities of livestock is noted. The analysis of custom-made mating is given in the receipt of the bulls of successors and the optimization of the genealogical structure of the herd, the economic efficiency of the use of bulls of various origin (Russia, the USA, Canada, Austria).
Designed for scientists, specialists of the tribal service, zootechnics-sectors of tribal farms, teachers and students of biological and agricultural training and specialties of universities
The monograph shows the history of the creation, the characteristic of the modern breeding base of the cattle of the Kostroma breed in the Kostroma region, the influence of the bulls of various selection on the economic useful qualities of livestock is noted. The analysis of custom-made mating is given in the receipt of the bulls of successors and the optimization of the genealogical structure of the herd, the economic efficiency of the use of bulls of various origin (Russia, the USA, Canada, Austria).
Designed for scientists, specialists of the tribal service, zootechnics-sectors of tribal farms, teachers and students of biological and agricultural training and specialties of universities
Author:
Author:Королев А.В.
Cover:
Cover:Soft
Category:
- Category:Reference books
- Category:Animals, Insects & Birds
Publication language:
Publication Language:Russian
Paper:
Paper:Offset
Age restrictions:
Age restrictions:12+
ISBN:
ISBN:978-5-16-017975-9
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