Cookies on Animal Science Database

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

Animal Science Database

Supporting your research in animal production, welfare and health

 Sign up to receive our Veterinary & Animal Sciences eNewsletter, book alerts and offers direct to your inbox.

Results per page:

Search results


In 1960 in Czechoslovakia there were 139 A. I. stations with 2851 bulls, of which 55.6% were élite; the bull/cow ratio was 1: 822. A total of 83.1% of the cow population was inseminated, the conception rate being 87.1% and the insemination index [see A. B. A., 30, No.1716] 1.96, with 86.3 live...

Pëibyl, E.; Polák, L.
Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere, 1961, 5, pp 186-198

THE number of registered herd book bulls and cows rose from 905, 547 on 1st January 1940, to 983, 645 at the beginning of 1941, the increase being largely in Black Pied and Spotted Cattle. In 1941, 563, 990 Black Pied Lowland, 91, 499 Red and Red Pied Lowland, 9735 Angeln, 5477 Shorthorn, 183, 399...

Lange, W.
Deutsche Landwirtschaftliche Tierzucht, 1942, 46, pp 59-67