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Abstract

An account is given of the populations of herdbook animals, AI and performance and progeny testing of pigs, goats and sheep in Switzerland in 1993, and details are given of inherited abnormalities, reproductive performance and research.

Citation
Kleinviehzumlaut˜chter, 1994, 42, 7, pp 383-420
Abstract

Of 105 Swiss Edelschwein and 56 Swiss Improved Landrace sows inseminated with imported semen from 9 Finnish Landrace boars, 76.2 and 76.8% respectively conceived, and the number of liveborn piglets per litter averaged 10.3 and 10.4.

Author(s)
Mani, R.
Citation
KB-Mitteilungen, 1994, 32, 2, pp 17
Abstract

Of 50 sows in Switzerland, inseminated in 1993 with frozen-thawed semen from 9 Swiss Edelschwein, 4 Swiss Improved Landrace and 3 Duroc boars, 54, 67 and 60% respectively conceived, and the number of liveborn piglets per sow averaged 9.8, 6.2 and 10.0; the traits were significantly affected by boar.

Author(s)
Gäperli, R.; Mani, R.
Citation
Kleinviehzüchter, 1994, 42, 13, pp 757-760
Abstract

The effects of the interval between insemination with frozen semen and ovulation on conception rate in pigs are discussed, and details are given of the use of ultrasonics for the detection of ovulation. Of sows (16-24 per group) inseminated with frozen semen >8, 4-8 or <4 h before ovulation or 0-4 h after ovulation, 0, 70.8, 100 and 68.8% respectively conceived.

Author(s)
Schwarz, M.
Citation
Zuchtwahl und Besamung, 1994, No. 131, pp 37-41
Abstract

Author(s)
Pilz, E.
Citation
Wiener Tierärztliche Monatsschrift, 1993, 80, 12, pp 390-391
Abstract

Of 56 Swiss Improved Landrace and 105 Swiss Edelschwein sows inseminated with fresh semen from Finnish Landrace boars, 76.78 and 76.19% resp. farrowed. For 43 and 80 litters from sows of the 2 breeds, litter size averaged 10.74 and 11.37 respectively, and the total number of stillborn piglets was...

Citation
Kleinviehzüchter, 1993, 41, 17, pp 893-894
Abstract

An account is given of the organisation of pig breeding in Switzerland, and details are given of performance testing, reproductive performance, crossbreeding, AI, shows, and imports and exports of breeding boars and semen.

Citation
Kleinviehzüchter, 1993, 41, 11, pp 623-639
Abstract

Author(s)
Weitze, K. F.; Waberski, D.; Töpfer-Petersen, E.
Citation
Reproduction in Domestic Animals, 1993, 28, 8, pp 406-415
Abstract

For 350 and 412 sows inseminated with a total dose of 120 ml (with 3 milliard spermatozoa) given in 1 and 2 inseminations respectively, the CR was 67.4 and 76.7% vs. 66.9 and 73.0 for 336 and 445 sows inseminated once with a dose of 100 or 75 ml (with 3 and 1.5 milliard spermatozoa respectively),...

Author(s)
Mani, R.
Citation
KB-Mitteilungen, 1993, 31, 4, pp 32
Abstract

Approximately 2.2 million sows were inseminated in Germany in 1992. Of the total number of litters born, 38% were produced by inseminated sows (30 and 70% respectively in the former German Federal and Democratic Republics) vs. 33% in 1991. Semen from Piétrain and German Landrace boars was used for...

Citation
Neue Landwirtschaft, 1993, No. 10, pp 61

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