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Abstract

In 1964 in Poland, 3 million cows, constituting 50% of the total cow population, were inseminated. Based on number of calves born, C.R. averaged 89%. There were 57 A.I. stations and semen was obtained from 1573 bulls of which 77% were Polish Black Pied, 5% Red Pied, 13% Polish Red and 2% Red...

Author(s)
Bielañski, W.
Citation
Tierzuchter, 1966, 18, pp 815-816
Abstract

Work on AI in cattle, pigs, sheep and horses is reviewed briefly. It is concluded that, to date, long-term storage of bull semen only is feasible.

Author(s)
Paufler, S.
Citation
Tierzuchter, 1972, 24, 16, pp 461-462
Abstract

In 1973, >90% of all cows in the German Democratic Republic were inseminated, mainly with semen from progeny-tested bulls. The insemination of 659 400 sows, representing 50.1% of the total sow population, resulted in a CR of 72% and an av. litter size of 9.9 piglets; 48.8% of the sows were...

Author(s)
Peter, W.
Citation
Tierzucht, 1974, 28, 9, pp 418-422
Abstract

The colloquium, which was the 5th meeting of the Working Group on Reproduction and Reproductive Disorders of the German Veterinary Association, was arranged in collaboration with the German Association of Animal Breeding, the German Association for the Study of Fertility and Sterility, and the...

Citation
Zuchthygiene, 1980, 15, 2, pp 67-96
Abstract

Author(s)
Hofer, F.; Bauer, K.; Gorlach, A.; Hahn, R.; Zoder, H.-F.
Citation
Tierarztliche Umschau, 1981, 36, 7, pp 470-472, 477
Abstract

The most efficient way to shift the sex ratio of offspring is to select spermatozoa according to the sex chromosomes. The difference in their DNA content can be determined by flow cytometry to produce populations of either sex at high accuracy. As the method is based on single cell identification,...

Author(s)
Klinc, P.; Rath, D.
Publisher
Verlag Eugen Ulmer GmbH, Stuttgart, Germany
Citation
Züchtungskunde, 2005, 77, 2/3, pp 218-229

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