Results 81 to 90 of about 3,571 (151)

Effect of Astragalus mollissimus on Ruminal Fermentation, Methane Production and Performance of Sheep

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
The effects of A. mollissimus (AM) supplementation on methane (CH4) production, volatile fatty acids, animal performance and nitro compound presence in blood were evaluated through two experiments. Results showed an CH4 reduction by up to 60%. No adverse effects on animal performance and no detectable nitro compound in plasma were reported.
Jagoba Rey‐Gotxi   +12 more
wiley   +1 more source

Dorper és cigája bárányok endoparazitózisának vizsgálata különböző módszerekkel

open access: yes, 2014
Az endoparaziták (galandférgek, gyomor-és bélférgek, mételyek stb.) egyre növekvő veszélyt jelentenek a legeltetett állatfajokra, főként a kérődzőkre.
Tóth, Mariann
core  

The heart remembers : observations of cardiac memory in the Dorper sheep heart

open access: yesOnderstepoort J Vet Res, 2003
Memory is a property common to a diverse range of tissues. Cardiac memory has been demonstrated in the human, dog, rat and rabbit. This is a peculiar phenomenon, reflected in the T wave of the electrocardiogram. The heart is able to remember periods of alterations in the sequence of ventricular activation and once there is a return to a normal ...
J. Ker, E.C. Webb, J.A. Ker, P.A. Bekker
openaire   +4 more sources

Dorper és dorper keresztezett bárányok teljesítményvizsgálata

open access: yes, 2012
Kísérletemben arra kerestem a választ, hogy milyen mértékben különböznek az azonos környezetben, azonos takarmányozási viszonyok között tartott különböző genotípusú bárányok teljesítményei (átlagos báránykori testtömeggyarapodás, hizlalás alatti ...
Kakuk, Zsófia
core  

Productive performance of Dorper sheep

open access: yes, 2015
The Dorper is a hardy South African composite breed, derived from a cross between the Black-headed Persian and the Dorset Horn. Dorpers are regarded as early-maturing, and ewes lambed at an age of 1 year in one study.
Cloete, S.W.P.   +2 more
core   +1 more source

REPRODUCTIVE PERFORMANCE OF DORPER AND KATAHDIN EWES BRED IN SPRING SEASON IN THE NORTHERN MEXICO

open access: yesTropical and Subtropical Agroecosystems, 2014
This study compared the ability of breeds Dorper and Katahdin to reproduce out of season. The ewes were kept in confinement conditions and fed with a whole diet (23.4% DM, 12.7% of CP and 2.3 Mcal ME).
Antonio González Godínez   +2 more
doaj  

Ventricular dyssynchrony as a cause of structural disease in the heart of Dorper sheep

open access: yesOnderstepoort J Vet Res, 2004
Ventricular dyssynchrony is a disturbance of the normal, organized electromechanical coupling of the two ventricles. This condition has many causes, such as left bundle branch block, ventricular preexcitation, right ventricular pacing and right ventricular premature ventricular complexes (PVCs).
J. Ker, E.C. Webb, C.F. Van der Merwe
openaire   +4 more sources

Performance and carcass traits of lambs finished in feedlot with different body conditions Desempenho e características de carcaça de cordeiros terminados em confinamento com diferentes condições corporais

open access: yesRevista Brasileira de Saúde e Produção Animal, 2008
The performance and qualitative carcass traits of Santa Inês and crossbred Dorper × Santa Inês lambs finished in feedlot with different body conditions were evaluated.
Maria das Graças Gomes   +5 more
doaj  

Reproductive parameters of Dorper ewes: Implications for an accelerated lambing system in South Texas

open access: yes, 2020
There has been considerable change in the U.S sheep industry since the introduction of hair sheep, most notably, the Dorper breed of sheep. A decline in wool profitability has led to a significant expansion of Dorper sheep throughout the US with the ...
Flores, Victor V.
core  

AUTOMATIC CONCENTRATE DISTRIBUTION FOR FATTENING OF ROMANOV × DORPER LAMBS

open access: yesProccedings of International Scientific Conference "RURAL DEVELOPMENT 2017", 2018
The aim of this research was to study the possibility of using automatic concentrate feeding stations in fattening of lambs. Ten Romanov × Dorper weaned male lambs (initial live weight 21.0 ± 0.86 kg) for fattening were used. Lambs were kept indoors in separate pen and research was carried out in production conditions.
Līga ŠENFELDE, Daina KAIRIŠA
openaire   +2 more sources

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