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Publikováno v:
Africa: Rivista trimestrale di studi e documentazione dell’Istituto italiano per l’Africa e l’Oriente, 1991 Mar 01. 46(1), 151-152.
Externí odkaz:
https://www.jstor.org/stable/40760599
Publikováno v:
Acta Veterinaria Scandinavica, Vol 60, Iss 1, Pp 1-10 (2018)
Abstract Background Pregnancy loss is a major source of infertility in dairy cows. Despite a fertilization rate after insemination (AI) of approximately 90%, calving rates are 30%–50%, indicating the occurrence of extensive embryonic and foetal los
Externí odkaz:
https://doaj.org/article/193ee1306e4140d0b6ae0b74cbb947c3
Publikováno v:
Spatial and spatio-temporal epidemiology. 31
This was a retrospective cohort study of Swedish dairy herds. Summary measures of production and reproductive performance, details of soil, moss mineral concentrations, and temperature and rainfall measurements at each herd location were available fo
Publikováno v:
Acta Agriculturae Scandinavica, Section A — Animal Science. 66:135-144
The presence and importance of visual oestrous symptoms and the relation to conception, breed, housing system and milk yield were studied. Data were collected from a Swedish research herd during a 16-year period. Local, secondary and primary oestrous
Autor:
Renée Båge, Hans Gustafsson, Göran Andersson, Denise Laskowski, Ylva Sjunnesson, Patrice Humblot
Publikováno v:
Theriogenology. 86:457-464
Insulin is a key metabolic hormone that plays a crucial role in regulating energy homeostasis in the body. In addition, insulin-dependent signaling has important functions in reproduction and early embryo development. As metabolism and reproduction a
Publikováno v:
Acta Veterinaria Scandinavica
Background Acute puerperal metritis affects cows during the early postpartum period and causes fever, fetid vaginal discharge and general depression. The disease is severe and treatment with antimicrobials is often required. This study followed 79 Sw
Publikováno v:
Chemical Signals in Vertebrates 13 ISBN: 9783319220253
The last decades have seen vast increases in dairy cow milk yield. At the same time, fertility rates are deteriorating, partly due to depressed estrous behavior, which makes it difficult for farmers to determine the optimal time for artificial insemi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2b0bd287bac1efe4bebddab4ead4398a
https://doi.org/10.1007/978-3-319-22026-0_4
https://doi.org/10.1007/978-3-319-22026-0_4
Autor:
C Svensson, Torben Larsen, Jenny Frössling, Hans Gustafsson, H. Lomander, Klaus Lønne Ingvartsen
Publikováno v:
Reproduction in Domestic Animals. 47:988-994
The aim of this field study was to evaluate the effect of supplemental feeding with glycerol (GLY) or propylene glycol (PG) during early lactation on the fertility of Swedish dairy cows. Within 17 commercial dairy herds, 798 cows were randomized to t
Publikováno v:
Reproduction in Domestic Animals = Zuchthygiene
Contents Difficulty in observing oestrus is a problem for many dairy farmers performing AI. Finding ways to synchronize oestrous cycles or strengthen display of oestrus without hormonal treatments would be of great interest because many consumers obj