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Abstract

A general survey of A. I. throughout the world is given by Professor T. Bonadonna. The consequence of the increasing use of A. I. in Western Germany and its effect in particular on pedigree breeders is discussed by Dr R. Winnig-stedt. The work of two bull progeny-testing centres in South Germany is ...

Citation
Arb. ArbGemeinsch. dtsch. Rinderzuchter, 1957, 21, pp 79 pp.
Abstract

A method of herd analysis developed at Jena involves the use of an insemination index derived from the total number of inseminations divided by the number of pregnancies reported. In 1959 this method was used to analyse data on 21, 228 artificially inseminated and 5903 naturally mated cows in...

Author(s)
CONRADI, H.
Citation
Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere, 1961, 5, pp 50-58
Abstract

In tests in Lindau 80.5% of cows became pregnant with an average of 1.4 inseminations per cow. The advantages of the use of artificial insemination are discussed.-M. LATZKE.

Author(s)
HOELZER, H.
Citation
Deutsche Tierarztliche Wochenschrift, 1947, 54, pp 298-295
Abstract

In the Saar the goat population has decreased from 88, 664 in 1948 to 15, 555 in 1958. In many places it is uneconomical to keep a ♂ an arrangement has been made whereby A. I. facilities for cattle breeders are also used by goat breeders. Between 10th Sep. and 20th Jan. 243 ♀ goats were...

Author(s)
BONFERT, A.
Citation
Tierzuchter, 1959, 11, pp 429-430
Abstract

Author(s)
Scholz, H.; Luttig, J.; Klossek, H.; Oelke, H.
Citation
Monatshefte fur Veterinarmedizin, 1975, 30, 16, pp 608-612
Abstract

Author(s)
Scholz, H.; Luttig, J.; Klossek, H.; Oelke, H.
Citation
Monatshefte fur Veterinarmedizin, 1975, 30, 15, pp 576-581
Abstract

Semen from 2 Fawn German Improved ♂♂ was diluted in a commercial diluent (Spermasol without gelatin)+ 5% egg yolk and 10% glycerine, at a rate of 1: 6 and frozen to -79° C. In the 1958-59 mating season it was used to inseminate 63 ♀♀, the majority of which belonged to the same breed. Only 6 became...

Author(s)
WEISSFLOG, K.
Publisher
Tierarztl. Hochsch., Hanover, Germany
Citation
Samenubertragung bei Ziegen. 12. Beitrag. Versuche zur Samenkonservierung und Besamung unter Anwendung des Tiefkuhlverfahrens., 1961, pp 23 pp.
Abstract

Development and organization are described. The number of A. I. centres decreased to 101 in 1954, and the number of cows inseminated increased to 1, 127, 314, which represented 17. 6% of the cow population; 19. 5% of the inseminated cows were herdbook animals. The Black Pied and Spotted Mountain...

Citation
Arb. ArbGemeinsch. dtsch. Rinderzuchter, 1955, 18, pp 43 pp.
Abstract

Although this book was published in 1949 the text was prepared a few years before and the preface is dated "1947". An extensive list of references covers the period up to 1946.
This is not intended as a textbook but rather as a guide and stimulus to further investigation and as such it naturally...

Author(s)
GÖTZE, R.
Publisher
Hannover: M. & H. Schaper.,
Citation
Besamung und Unfrucht barkeit der Haussaugetiere., 1949, pp xii + 613 pp.
Abstract

The enormous expansion of A. I. in recent years in the German Democratic Republic (1, 446, 483 first inseminations in 1958) has made pregnancy diagnosis by veterinarians impossible. A method of assessing A. I. results other than the non-return method is proposed, called " herd analysis ". This...

Author(s)
JENICHEN, W.; ZELFEL, S.
Citation
Tierzucht, 1959, 13, pp 158-163

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