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Animal Science Database

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Abstract

The objective of this experiment was to evaluate the reproductive performance and herd exit dynamics of dairy cows managed for first service with programs varying in method of submission for insemination and voluntary waiting period (VWP) duration. Holstein cows from a commercial farm in New York...

Author(s)
Stangaferro, M. L.; Wijma, R.; Masello, M.; Giordano, J. O.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 2, pp 1673-1686
Abstract

This experiment evaluated the reproductive performance, herd exit dynamics, and lactation performance of dairy cows managed with a voluntary waiting period (VWP) of 60 or 88 d. Secondary objectives were evaluating VWP effect on cyclicity status, uterine health, systemic inflammation, and body...

Author(s)
Stangaferro, M. L.; Wijma, R.; Masello, M.; Thomas, M. J.; Giordano, J. O.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 1, pp 717-735
Abstract

ALSMEYER, R. H., PALMER, A. Z., KOGER, M., and KIRK, W. G. Some genetic aspects of tenderness in beef: 1137. ANDERSON, L. L., DAY, B. N., EMMERSON, M. A., HAZEL, L. N., and MELAMPY, R. M. Effect of oestrogen and progesterone on early embryonic mortality in ovariectomized gilts: 1234-1235. BAIRD, D. ...

Citation
Journal of Animal Science, 1958, 17, pp 1136-1251
Abstract

AKINS, E. L., LTJDWICK, T. M., RICKARD, H. E., RADER, E. R., and ETGEN, W. M. Association of certain type evaluations and type scores of first-lactation Holstein females: 748. ALMQTJIST, J. O., AMANN, R. P., and O'DELL, W. T. Sperm reserves of dairy bulls as determined by depletion trials and...

Citation
Journal of Dairy Science, 1958, 41, pp 701-751
Abstract

BEARDEN, H. J. The effect of some winter management practices and herd size on the 60- to 90-day nonreturns in artificial breeding: 638. BECKER, R. B., and ARNOLD, P. T. D. Tenure of dairy bulls in artificial service: 622. BIALY, G., and SMITH, V. R. Rapid rates for freezing bull semen: 622. BOYD., ...

Citation
Journal of Dairy Science, 1957, 40, pp 597-638
Abstract

BIALY, G., and HESS, E. A. The influence of added lipoprotein on the freezing of bovine spermatozoa: 623. BRAKEL, W. J. An evaluation of the American Jersey Cattle Club star bull program: 617. BRANTON, C., GRIFFITH, W. S., PATRICK, T. E., JOHNSTON, J. E., and D'ARENSBOURG, G. F. Seasonal trends in...

Citation
Journal of Dairy Science, 1955, 38, pp 587-628
Abstract

KANSAS, 1942-44.-A study was made of calcium requirements for pigs when the phosphorus level in the ration was 0.3% and adequate vitamin D was present. Tests showed that neither 0.3% nor 0.4% calcium was adequate. Symptoms included loss of appetite, crooked legs, lameness and partial paralysis. In...

Citation
Extracts from Annual Reports of Agricultural Experiment Stations, U.S.A.,

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