Milk productivity and reproductive abilities of black-and-white cows of different lines
The article presents the results of the research on the comparative study of the main economically valuable traits of dairy cattle of various origin. The population of Holstein cows of black-and-white breed was taken as the object of the study. Source material for the research was provided by data o...
Main Authors: | , |
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Format: | Article |
Language: | Russian |
Published: |
Federal Agricultural Research Center of the North-East named N.V. Rudnitsky
2020-08-01
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Series: | Аграрная наука Евро-Северо-Востока |
Subjects: | |
Online Access: | https://www.agronauka-sv.ru/jour/article/view/582 |