Results 51 to 60 of about 38,290 (306)

Squamous metaplasia of the rete ovarii in a Zebu cow [PDF]

open access: yesBMC Veterinary Research, 2012
Stratified keratinizing squamous epithelium in the ovary has been associated with the diagnosis of ovarian teratoma in cows. Recently, the diagnosis of "epidermoid cyst" has been proposed. A case of squamous metaplasia of the rete ovarii in a Zebu cow is described in this report.A crossbreed Zebu cow had both ovaries enlarged with multiple cysts.
E.F. Nascimento   +5 more
openaire   +4 more sources

Forage cactus associated with different fiber sources for lactating Sindhi cows: intake, digestibility and microbial protein production

open access: yesRevista Brasileira de Zootecnia, 2014
This experiment was carried to evaluate the effect of forage cactus with different fiber sources (elephant grass hay [EGH], corn straw [CS], hay of cassava shoots [HCS], fresh sugarcane bagasse [FSB], and hydrolyzed sugarcane bagasse [HSB]) on intake ...
Carla Aparecida Soares Saraiva   +7 more
doaj   +1 more source

Interrogation of modern and ancient genomes reveals the complex domestic history of cattle [PDF]

open access: yes, 2014
The analysis of mitochondrial and nuclear DNA sequence polymorphisms from modern cattle populations has had a profound impact on our understanding of the events surrounding the domestication of cattle.
Achilli   +116 more
core   +1 more source

Genetic diversity of BoLA-DRB3 in South American Zebu cattle populations

open access: yesBMC Genetics, 2018
Bovine leukocyte antigens (BoLAs) are used extensively as markers of disease and immunological traits in cattle. However, until now, characterization of BoLA gene polymorphisms in Zebu breeds using high resolution typing methods has been poor.
S. Takeshima   +3 more
semanticscholar   +1 more source

Fully Phased Population-Prevalent East African Cattle BoLA-I Alleles Determined Using PacBio HiFi Long-Read Sequencing Represent Five Novel Specificities With Distinctive Peptide Binding Potential. [PDF]

open access: yesHLA
ABSTRACT Due to factors such as lower biosecurity, greater wildlife/farm animal interfaces, and environmental challenges, cattle in sub‐Saharan Africa are exposed to more diverse and intensive bacterial, viral and protozoan pathogen challenges than cattle in Europe and other high‐income regions of the world.
Obara I   +8 more
europepmc   +2 more sources

Libido de touros Nelore: efeito da proporção touro: vaca sobre a taxa de gestação

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2003
Estudou-se a influência da libido de touros sobre as taxas de gestação de vacas aos 30, 60 e 90 dias de estação de monta, e avaliaram-se as correlações entre concentração de testosterona, qualidade seminal e libido.
M.D. Santos   +4 more
doaj   +1 more source

Studies on restricted suckling in dual purpose and dairy breed cattle in Mexico [PDF]

open access: yes, 2005
The aim of this thesis was to investigate the effects of rearing calves by restricted suckling (RS) compared to artificial rearing (AR) in dual purpose and dairy breed cattle in Mexico, milked once or three times a day, respectively.
Fröberg, Sofie
core  

Resource partitioning among African savanna herbivores in North Cameroon: the importance of diet composition, food quality and body mass [PDF]

open access: yes, 2011
The relationship between herbivore diet quality, and diet composition (the range of food plants consumed) and body mass on resource partitioning of herbivores remains the subject of an ongoing scientific debate.
Brunsting, A.M.H.   +6 more
core   +2 more sources

Madagascar's grassy biomes, from Holocene to Anthropocene

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Madagascar's grassy biomes cover 80% of the island and are central to Malagasy history, culture and ecology. The research community continues to debate the extent to which these biomes are ancient ecosystems or products of human‐driven deforestation and the implications for ecosystem management.
Jan Hackel   +5 more
wiley   +1 more source

Inferencia del origen del bovino Criollo Cubano a través del análisis de patri- y matrilinajes [PDF]

open access: yes, 2011
Antes de descubrimiento, no existían bovinos en América. Los primeros, fueron introducidos en la Antillas Mayores (La Española, Puerto Rico, Jamaica y Cuba), y desde allí trasladados al resto de Latinoamérica.
Acosta, A.   +7 more
core   +2 more sources

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