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Abstract

A review on the strategies for optimum feeding of dairy heifers was presented.

Publisher
DLG AgroFood medien gmbh, Bonn, Germany
Citation
Milchpraxis, 2016, 54, Suppl. 1, pp 22-23
Abstract

A study on a 300-cow herd with an average annual milk yield per cow of 10 000 litres is reported. An examination of postpartum ovarian activity found no direct relationship of age at insemination of heifers and milk yield with the incidence of reproductive disorders. The adverse effect of the...

Author(s)
Platen, M.; Lindemann, E.; Münnich, A.
Citation
Tierärztliche Umschau, 1995, 50, 1, pp 41-46
Abstract

A brief account is given of AI, breeding programmes, semen exports, progeny testing and sire evaluation in cattle in the USA.

Author(s)
Preisinger, R.
Citation
Tierzüchter, 1991, 43, 1, pp 10-13
Abstract

At present approx. 59 million cows, 46.6 million ewes, 942, 000 sows, 125, 000 mares and 56, 000 goats are inseminated each year. Data are tabulated for numbers inseminated in each country; some data are given for insemination of poultry in the U.S.A., Japan and Australia.

Author(s)
NISHIKAWA, Y.
Citation
Tierzuchter, 1964, 16, pp 665-666
Abstract

An account of recent investigations on semen production and storage carried out at the Department of Dairy Science, University of Illinois.

Author(s)
VANDEMARK, N. L.
Citation
Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere, 1960, 4, pp 1-12
Abstract

The handbook is of the type that has been fashionable in recent years, to which writers of repute are invited to contribute, each a chapter on his own subject. It enjoys the advantages and suffers the handicaps of that make-up. The production is excellent, as we expect from Verlag Paul Parey.
The...

Author(s)
HAMMOND, J.; JOHANSSON, I.; HARING, F.
Publisher
Verlag Paul Parey, Hamburg and Berlin,
Citation
Handbuch der Tierziichtung. 1. Biologische Grundlagen der tierischen Leistungen., 1958, pp xix + 527 pp.
Abstract

Author(s)
KOLLER, R.
Publisher
Vienna: Österreichisches Produktivitäts-Zentrum.,
Citation
Role of artificial insemination in agriculture in the U.S. A., 1952, pp 99 pp.
Abstract

An account of a visit to the U.S.A., sponsored by the Technical Assistance Organization of the Marshall Aid Programme for Austria, for the study of the organization and technique in American artificial insemination establishments.-E.G.

Author(s)
KOLLER, R.
Citation
Vienna: Osterreichisches Produktivitas-Zentrum., 1952, pp 99
Abstract

The publication is the outcome of a two months' tour made under the auspices of E. C. A. to study both the practical and scientific aspects of A. I. The booklet includes an account of the development, aims, organization and uses of A. I. in the U. S. A. Technique, research and publications are...

Author(s)
KOLLER, R.
Publisher
Vienna: österreichisches Produktivitäts-Zentrum,
Citation
Kunstliche Be-fruchtung in der Landwirtschaft der Vereinigten Staaten., 1952, pp 101 pp.

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