Аграрный вестник Урала № 02 (81) 2011Животноводство
The dynamics of the lactation curves of the Ural type black and white cows.
The results of the dairy efficiency investigations of the Ural type cows of different age are presented. It is established that the animals have the steady and leveled characters of the lactation curves which are peculiar to individuals with the strong constitution.
Cows, lactation, milk yields, full-value, coefficient, age.
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