PRODUCTIVITY AND MARKET INDICATORS OF HOLSHTIN CATTLE.
Ключевые слова:
Holstein breed, bodies, ethology, rumination, feed intake, general activity index.Аннотация
One of the important factors for the rapid development of production in the livestock sector is the creation of favorable feeding conditions, taking into account the biological needs of animals. The work carried out in this regard requires in-depth knowledge of their character traits and vital needs. This article provides information on productivity and milk yield indicators of Holstein cattle.
Библиографические ссылки
Zavertyaev B, Prokhorenko P (2000) Improvement of the breeding and selection system of dairy cattle. Moscow. Journal of Zootechniya, 8: 8-12.
Yanchukov I, Matveeva E, Lavrukhina A (2011) Horizons in selection of dairy cattle. Journal of Dairy and Beef Cattle Farming, Moscow, Russia, 1: 10-11.
Egiazaryan A, Prokhorenko P, Saxa E (2009) Genetic progress on economically useful signs at improvement of the Leningrad type of black-and-white cattle. Journal of Zootechniya, Moscow, Russia, 4: 2-4
Ashirov М (2017) Selection of milky cattle. Tashkent. Monograph, pp. 380.
Ashirov М, Yuldashev A (2018) Productive properties of Holstein breed of different selections. Journal of Dairy and Beef Cattle Farming, Mosco, Russia, 7: 27-29.
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