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Animal Science Database

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Abstract

THE first artificial breeding unit of the New Jersey Holstein-Friesian Cooperative Association was started in 1938, and since that time cooperative artificial insemination has been adopted by 12 other states. The authors carried out field experiments in order to adjust certain inadequacies of the...

Author(s)
HAMILTON, J. G.; SYMINGTON, E. L.
Citation
Canadian Journal of Comparative Medicine, 1939, 3, pp 337-340
Abstract

ARNOLD, F. Utilization of proved sires and sons of proved sires: 578-579. At present only about 1 sire out of 8 is alive when proved and worthy of further use. There is little chance of increasing the use of proved sires except through their sons, or through programmes designed to prove bulls at an ...

Citation
Journal of Dairy Science, 1940, 23, pp 473-586
Abstract

The place of artificial insemination in the German breeding policy is discussed [see also GÖTZE- V.B. 13. 105]. Since 1942 the method has Been given trial under practical conditions at centres in N.W. Germany. The work at these centres is described in detail and, in the case of horses and goats,...

Author(s)
GOTZE, R.; ROSENBERGER, G.
Citation
Deutsche Tierarztliche Wochenschrift, 1944, 52, pp 117-121
Abstract

ALEXANDER, M. H. A study of the inheritance of persistency in milk production: 375.ALEXANDER, M. H. Length of gestation in the five major breeds of dairy cattle: 377-378.ALMQUIST, J. O., and PRINCE, P. W. The effect of a combination of penicillin, streptomycin and sulfanilamide upon the fertility...

Citation
Journal of Dairy Science, 1950, 33, pp 375-412
Abstract

ACKERMAN, R. A., and HYATT, G. (Jr. ). Prepartum II. Some effects on production of cows and growth of calves: 503. ALBRECTSEN, R. Production results of three generations of artificial breeding and of the use of analysed sires: 513-514. ALMQUIST, J. O., and THACKER, D. L. The fertility of bovine...

Citation
Journal of Dairy Science, 1951, 34, pp 475-514
Abstract

ALLEN, A. D., and LASLEY, J. F. Influence of season of birth on growth rate and survival of pigs: 955. ALMQUIST, J. O., HALE, E. B., and SAACKS, R. G. Effect of frequency of ejaculation on the semen production and sexual activity of young dairy bulls: 1014-1015. BELL, M. C., MURPHREE, R. L., and...

Citation
Journal of Animal Science, 1954, 13, pp 955-1036
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

ALBRIGHT, J. L., EHLEES, M. H., and EBB, R. E., Motility of sperm in milk diluent with and without seminal plasma: 922. BALDWIN, V. L., PETERSEN, W. E., and BAYLEY, N. D., Mammary gland measurements in calves and their prediction value in herds of varying environment: 933. BARR, H. L., LUDWICK, T....

Citation
Journal of Dairy Science, 1956, 39, pp 909-946
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

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

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