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Animal Science Database

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Abstract

Author(s)
Lotthammer, K.-H.; Aehnelt, E.
Publisher
Ferdinand Enke., Stuttgart, German Federal Republic
Citation
Fortpflanzungsstorungen bei den Haustieren,, 1977, pp 221-290
Abstract

Author(s)
Aehnelt, E.; Hahn, J.
Citation
Deutsche Tierarztliche Wochenschrift, 1974, 81, No.19, pp 445-449
Abstract

This paperback is a compendium of information for the veterinary surgeon and student of veterinary medicine on diseases of beef and dairy cattle and their diagnosis, treatment and prophylaxis, surgical interventions, oestrus synchronization, diagnosis and interruption of pregnancy, obstetrics, and ...

Author(s)
Aehnelt, E.; Ahlers, D.; Andresen, P.; Frerking, H.; Glasser, H.; Grunert, E.; Konermann, H.; Krause, D.; Lotthammer, K.-H.; Luhmann, F.; Merkt, H.; Rosenberger, G.; Weigt, U.
Publisher
M. & H. Schaper, Hannover., W. Germany
Citation
Buiatrik., 1972, 2nd edition, pp 273pp.
Abstract

The introduction of a new instrument (tonometer) has facilitated objective measurement of testicular consistency.

Author(s)
Hahn, J.; Aehnelt, E.; Adrich, S.
Citation
VIIth International Congress on Animal Reproduction and Artificial Insemination, Munich, 1972, Summaries., 1972, pp 402
Abstract

In these investigations, made on over 600 bulls from 1961 to 1963, a high percentage of abnormal spermatozoa in semen samples was found to be associated with poor testicular development and function, poor sperm motility and low conception rates.

Author(s)
AEHNELT, E.; HAHN, J.; JAKOVAC, M.
Publisher
Trento,
Citation
5th International Congress Animal Reproduction A.I., 1964., 1965, 7, 1964, pp 470-475
Abstract

The survey was carried out on data from 1013 bulls used by the Bull Health Services in North and N. W. Germany and the Schleswig-Holstein Cattle Artificial Insemination Association during 1948-62. 40-6% of the bulls were discarded on account of low fertility, 13 .1 % for body defects, 23 .1 % on...

Author(s)
AEHNELT, E.; HAHN, J.; DITTMAR, J.
Citation
Tierarztliche Umschau, 1963, 18, pp 408-410; 413-415
Abstract

An infected bull was treated twice with silver nitrate, at an interval of 2 months. For 9 months after the second treatment the semen was negative for trichomonas, both microscopically and by culture, and was used for artificial insemination. A number of cows and heifers aborted after insemination...

Author(s)
Aehnelt, E.; Hahn, J.
Citation
Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere, 1962, 6, pp 146-153
Abstract

Author(s)
AEHNELT, E.; HAHN, J.
Citation
Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere, 1962, 6, pp 197-206
Abstract

The deleterious effect on semen quality, as measured by forward motility, of unfavourable environments (over- and under-feeding, faulty housing and abnormally high temp.) was shown in bulls at 4 A.I. centres in north-west Germany. Bulls differed greatly in their fertility response to stress. Bulls...

Author(s)
AEHNELT, E.; HAHN, J.
Citation
Zuchtungskunde, 1962, 34, pp 63-72
Abstract

To assist in preventing non-specific uterine infection, during insemination, the pipette should be inserted into the vagina before placing the hand in the rectum. Spermatozoa are damaged by long exposure to the lumen of the pipette, which should be flushed out with sodium citrate solution before...

Author(s)
AEHNELT, E.
Citation
Proceedings 15th Int. vet. Congr. Stockholm, 1953, 1953, 2, Pt. 1, pp 675-680

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