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Abstract

In the first 6 months of 1997, the number of sows inseminated in Switzerland was 39 592 vs. 69 151 for the whole year in 1996, and 87.5% of sows were inseminated by their owners. Semen from Swiss Edelschwein (SE), Swiss Improved Landrace, Hampshire, Hampshire × SE and Duroc boars was used for 65.5, ...

Author(s)
Mani, R.
Citation
KB-Mitteilungen, 1997, 35, 3, pp 42-43
Abstract

For 9326, 2399 and 406 sows, inseminated with semen from Swiss Edelschwein, Swiss Improved Landrace and Hampshire AI boars respectively, the average NR rate was 84.7, 86.6 and 86.5%, and the number of liveborn piglets per litter averaged 10.6, 10.6 and 9.8. The average incidence of piglets with...

Author(s)
Mani, R.
Citation
KB-Mitteilungen, 1995, 33, 4, pp 44-46
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

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

In 1990, in Switzerland, 61 700 sows, representing 16% of the total population, were inseminated. For 3744 Swiss Edelschwein and 802 Swiss Improved Landrace inseminated ♀♀, of which 27.0 and 24.2% resp. were gilts, the farrowing rate was 74.8 and 72.2% resp., and the number of liveborn piglets per...

Author(s)
Mani, R.
Citation
KB-Mitteilungen, 1991, 29, 3, pp 35-37
Abstract

In 1990, in France, 270 000 sows, representing 12% of the total population, were inseminated vs. 150 000 in 1990. Semen from 754 AI boars was used; 36% of boars were Piétrain × French Large White, 24% Piétrain, 23% commercial hybrids, 10% French Large White and 7% French Landrace. It is envisaged...

Author(s)
Mani, R.
Citation
Kleinviehzüchter, 1991, 39, 18, pp 1061-1062
Abstract

In 1989-90, in Switzerland, 41 749 sows were inseminated, representing 11% of the total population. 63% of inseminations were carried out by farmers, and 37% by AI technicians. Of inseminated sows, 76% were Large White and 17% Swiss Improved Landrace.

Author(s)
Mani, R.
Citation
Kleinviehzüchter, 1991, 39, 4, pp 13
Abstract

In 1988-89, 1 200 000, 1 322 000 and 196 000 sows were inseminated in the German Federal Republic, the Netherlands and Austria resp., representing 25, 48 and 26% of the total populations. Data are tabulated for the distribution of breeds inseminated and for the number of inseminations carried out...

Author(s)
Mani, R.
Citation
Kleinviehzüchter, 1990, 38, 10, pp 593-595
Abstract

In 1987, in Switzerland, 893 pig litters were performance-tested. For 211 Swiss Yorkshire (SY) and 33 Swiss Improved Landrace (SIL) litters sired by AI boars, daily gain averaged 892 and 856 g resp., feed consumed/kg gain 2.59 and 2.68 kg, percentage of valuable carcass cuts 53.7 and 52.7 and...

Author(s)
Mani, R.
Citation
Mitteilungen des Schweizerischen Verbandes für Künstliche Besamung und der Interessengemeinschaft Schweizerischer Besamungszüchter, 1988, 26, 2, pp 23-26