LENGTH OF GESTATION IN BEEF COWS AND FACTORS AFFECTING IT

Authors

DOI:

https://doi.org/10.30889/2523-4692.2018-04-01-041

Keywords:

length of gestation, beef cows, Ukrainian beef breed.

Abstract

Parameters of gestation length in beef cows as well as the factors that influence gestation have been discussed in the article. It has been proved that length of gestation increases along with increase of animal tallness and age of calving.

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References

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References:

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Andersen, H. and Plum, M. (1965), Dystocia in beef cattle. no. 48, P. 1224.

Bauer, H., Beckert, H. and Schwark H. (1980), Beeinflussung der Trachtigkeitsdauer bei Milchkuhen durch Rassenkreuzung, Vatertier, Abkalbenummer und Geschlechts des Kalbes, M.h. fur Vet.-Med, no. 4, P. 121-124.

Dreyer, D. (1973), Nachkommenprufung uf zuchtkalbigkeit und geringe Kalberverluste, Tirzuchter, T. 25, no. 2, P. 58–61.

Hartigan, P. (1979), Some data on the length of gestation in pri-miparous cows in a grade a Charolais herd, Irish Yet. J, no. 1. P. 48.

Menissier, F., Vinissier, J. and Foulley, W. (1981), The Calving Ability of the Charolais Breed in France, and its Possibilities for Genetik Improvement. 2. Genetik Importance of Calving Ability of the Charolais Breed, Pattit Irish Veterinary Journal, T. 35, no. 5, P. 100-105.

Welser, K. (1975), Kalberverluste unter besonderer Berucksich-tigung von Geburtsschwierigkeiten, Tierzuchter, no. 1, P. 10-13.

Published

2019-06-30

How to Cite

Угнивенко, А., & Демчук, С. (2019). LENGTH OF GESTATION IN BEEF COWS AND FACTORS AFFECTING IT. Modern Scientific Researches, 1(04-01), 110–114. https://doi.org/10.30889/2523-4692.2018-04-01-041

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Articles