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AbstractFull Text

The deterioration of the sperm membrane and acrosome integrity as a method for predicting fertility in bulls was evaluated. Four bulls (2 Holstein and 2 Brown Swiss) from the National Bank of Semen, Lima-Peru were used. Acrosome integrity, sperm membrane integrity, motility, live sperm cells,...

Author(s)
Cabrera V., P.; Pantoja A., C.
Publisher
Universidad Nacional Mayor de San Marcos, Lima, Peru
Citation
Revista de Investigaciones Veterinarias del Perú (RIVEP), 2012, 23, 2, pp 192-200
Abstract

This study was conducted to investigate the differences in spermatological and seminal plasma biochemical characteristics between normozoospermic and oligoasthenozoospermic bulls. A total of 8 bulls were divided into 4 groups: Holstein normozoospermic (HN); Holstein oligoasthenozoospermic (HO);...

Author(s)
Çevİk, M.; Tuncer, P. B.; Tașdemİr, U.; Özgürtaș, T.
Publisher
TÜBİTAK, Ankara, Turkey
Citation
Turkish Journal of Veterinary & Animal Sciences, 2007, 31, 6, pp 381-387
Abstract

ALLAIRE, F. R. Probabilities arising from dairy sire evaluation models: 958-959.
ATKESON, G. W., MEADOWS, C. E., and McGILLIARD, L. D. Weighting components of type in classifying Holsteins: 977.
AULETTA, F. J., and BLACK, D. L. Effect of oxytocin and central nervous system stimulants on the bovine...

Citation
Journal of Dairy Science, 1968, 51, pp 925-990
Abstract

Al-Obaidi, S.; Larson, L.L. Changes in electrical resistance of bovine cervical-vaginal mucus during estrous cycle : 769.Everett, R.W.; Slanger, W.D.; Schaeffer, L.R.; Henderson, C.R. Results from use of the relationship matrix in sire evaluation : 774.Henderson, C.R.; Schaeffer, L.R. Computational ...

Citation
Journal of Dairy Science, 1975, 58, pp 739-802
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

UP to the present, artificial insemination of native cows with sperm from bulls of various improver breeds as carried out on a number of large farms in Venezuela has been mainly in the nature of experiment. Although such work was begun in 1939, it was not until 1944 that the official A.I. Service...

Author(s)
Rubin-zamora, H.
Citation
3a Conferencia Inter-americana de Agricultura [Caracas]. Cuadernos Verdes, 1945, 48, pp 28 pp.
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

STATISTICS are given of the breeding performance of 15, 400 bulls used in Soviet farms, 1350 being pure-bred Shorthorns. Herefords and Simmentals were used chiefly for artificial insemination, serving on the average 115-172 cows. 1358 bulls, Brown Swiss, Bestuzev, Bed Colonist and half-bred...

Author(s)
Skatkin, P.
Citation
Skotovodstvo, 1933, 11/12, pp 30-36
Abstract

A SURVEY of the results of importing stock from abroad during the first Five-Year period. The material comprised 190 Sovet farms with over 411, 000 head of cattle. Of this number, 31, 000, or 7.5 per cent., consist of purebred imported animals, their progeny and crosses, the rest being the original ...

Author(s)
Plohinskii, N. A.
Citation
Problemy Zhivotnovodstva, 1934, 1, pp 42-55
Abstract

THE experiments were made with 22 buffalo cows, one zebu cow, and one domestic cow of the Caucasian breed. A Brown Swiss bull served 7 buffalo cows and some others were inseminated artificially with his sperm. The zebu and the Caucasian bull could be made to serve the buffalo cows but the buffalo ♂ ...

Author(s)
Gorbelik, V. I.; Gadzibabekov, I. M.
Citation
Trud. Azerbaldzan. Stanc. Zivotn., 1935, 4, pp 39-41

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