Aspects of the intensification of reproduction of the large cattle

N Yu Kurnyavko; Курнявко Н Ю; I A Porfiryev; Порфирьев И А; Yu A Vatnikov; Ватников Ю А; E V Kulikov; Куликов Е В; E D Sotnikova; Сотникова Е Д

Aspects of the intensification of reproduction of the large cattle

Authors: Kurnyavko NY.¹, Porfiryev IA¹, Vatnikov Y.A¹, Kulikov EV¹, Sotnikova ED¹
Affiliations:
1. Russian People's Friendship University
Issue: No 4 (2009)
Pages: 50-57
Section: Articles
URL: https://ogarev-online.ru/2312-797X/article/view/329540
ID: 329540

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Abstract

The reproduction intensification directly depends on carrying out of early diagnosis of pregnancy and infertility at the inseminated highly productive dairy cows. In work are introduced ultrasonic researches of cows and young cows on a pregnancy, advantages of application of ultrasonic sound in comparison with rectal research are taped. On a findings of investigation defined sensitivity and specificity of ultrasonic diagnosis. In a findings of investigation defined times of a pregnancy of cows and young cows after an insemination. The optimal conditions of carrying out of ultrasonic diagnosis at cows and young cows are positioned.

Keywords

intensification of cattle reproduction, ultrasound diagnostic of pregnancy and sterility

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Aspects of the intensification of reproduction of the large cattle

Full Text

Abstract

Keywords

About the authors

N Yu Kurnyavko

I A Porfiryev

Yu A Vatnikov

E V Kulikov

E D Sotnikova

Supplementary files