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Abstract

Author(s)
Romanowski, W.; Marre, H.; Pfeilsticker, J.
Citation
Zuchthygiene, 1978, 13, 2, pp 78
Abstract

Author(s)
Boehnke, H.-J.; Schluter, U.; Marre, H.; Pfeilsticker, J.
Citation
Deutsche Tierarztliche Wochenschrift, 1978, 85, 5, pp 160, 162-164
Abstract

10 531 ejaculates, collected over a 3-yr period from 233 German Black Pied AI bulls, were examined. The effects of age of bull, month of collection, weather conditions and duration of sexual rest on semen characters were investigated, and results are presented diagrammatically. The only...

Author(s)
Boehnke, H. J.; Schluter, U.; Marre, H.; Pfeilsticker, J.
Citation
Deutsche Tierarztliche Wochenschrift, 1978, 85, 5, pp 160-164
Abstract

Author(s)
Pfeilsticker, J.
Citation
Deutsche Tierarztliche Wochenschrift, 1975, 82, No.2, pp 63-66
Abstract

At an AI centre in the north of the German Federal Republic, 6669 ejaculates from 186 bulls, mainly German Black Pieds, were examined; 20% of ejaculates were rejected as unsuitable for freezing because forward motility was under 70% after collection or under 50% after deep-freezing. Bulls in the...

Author(s)
Boehnke, H.-J.; Roos, B.; Marre, H.; Pfeilsticker, J.
Citation
Deutsche Tierarztliche Wochenschrift, 1975, 82, 11, pp 438-441
Abstract

In the course of conversion to the mini-straw method of processing bull semen at the Rinderproduktion Niedersachsen GmbH Bremen-Hannover, different methods of packaging prior to freezing and methods of thawing were compared. Changes in temp. of the semen were recorded simultaneously with these...

Author(s)
Roos, B.; Bader, H.; Pfeilsticker, J.; Marre, H.
Citation
Deutsche Tierarztliche Wochenschrift, 1974, 81, 24, pp 610--614