Results 81 to 90 of about 2,969,559 (179)

Oestral cycles and conception rates in two Trichomonas foetus infected dairy herds in Queensland [PDF]

open access: yes, 1956
Data are presented for two Queensland dairy herds comprising 132 cows. Oestral cycles following service, and where no evidence of abortion was noted were delayed and irregular in both herds, but the pattern of returns differed.
McTackett, A.R.
core  

Association between Antibiotic Consumption and Resistance in Mink Production. [PDF]

open access: yesAntibiotics (Basel), 2022
Nikolaisen NK   +9 more
europepmc   +1 more source

The morphology of female genitalia in Galea spixii (Caviidae, Caviinae) [PDF]

open access: yes, 2014
The yellow-toothed cavy (Galea spixii) is a hystricomorph rodent of the Caviidae family. In Brazil, G. spixii are bred in captivity to provide an alternative protein source and to preserve the specie.
Assis Neto, Antônio Chaves de   +6 more
core   +1 more source

Les variations saisonnières de la reproduction des bovins domestiques en zone tropicale. Synthèse [PDF]

open access: yes, 2009
En zone tropicale, les climats sont variés. L'environnement agit sur la reproduction par voie nerveuse et par voie hormonale. Les températures élevées, dépassant une température critique qui dépend de la race (stress thermique), sont nuisibles aux ...
Meyer, Christian
core  

The normal oestrous cycle in the sow [PDF]

open access: yes, 1926
Publication authorized March 29, 1926."This bulletin contains the dissertation of Fred F. McKenzie, presented to the Graduate School of the University of Missouri in partial fulfillment of the conditions for the degree of Doctor of Philosophy, June, 1925.
McKenzie, Fred F. (Frederick Francis), 1900-1998
core  

Summary of the processes of reproduction with special reference to a biological test for pregnancy in the equine [PDF]

open access: yes, 1934
1. The test is based on the presence of the alpha hormone (oestrin) in the urine of the pregnant mare.2. A total of 39'7 tests were carried out on 115 equines. Positive results were obtained in 282 tests and. negative results in the remainder.3.
Anderson, James
core   +1 more source

Lactobacillus-Based Probiotics Reduce the Adverse Effects of Stress in Rodents: A Meta-analysis. [PDF]

open access: yesFront Behav Neurosci, 2021
Mindus C   +3 more
europepmc   +1 more source

Influence de l'alimentation sur la reproduction des bovins domestiques. Document de travail [PDF]

open access: yes, 2009
L'alimentation représente un poste économique très important en élevage et elle retentit fortement sur les productions et en premier lieu sur les performances de reproduction chez les animaux d'élevage tels les bovins.
Meyer, Christian
core  

Cryptorchidism in free-living jaguar (Panthera onca): first case report. [PDF]

open access: yesAnim Reprod, 2020
Jorge-Neto PN   +8 more
europepmc   +1 more source

Physiologie de la reproduction et endocrinologie chez les cervidés : une revue [PDF]

open access: yes, 2003
peer reviewedKnowledge about cervids are rapidly growing. This work aims to present the more recent scientific information on reproductive physiology and endocrinology of the cervids: anatomy of the genital tract, length of breeding season, parameters ...
Balligand, Marc   +9 more
core  

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