Results 21 to 30 of about 18,633 (214)

Composição lipídica de carne bovina de grupos genéticos taurinos e zebuínos terminados em confinamento Lipid composition of meat from zebu and taurine cattle finished in confinement

open access: yesRevista Brasileira de Zootecnia, 2009
O objetivo neste trabalho foi avaliar a composição em lipídeos totais, colesterol e ácidos graxos do músculo longissimus dorsi de bovinos Bos taurus (n=40) e Bos indicus (n=40) com 30 a 36 meses de idade e peso de carcaça entre 240 e 270 kg terminados em
Lizandra Vercezi Rossato   +5 more
doaj   +1 more source

Genome sequencing of the extinct Eurasian wild aurochs, Bos primigenius, illuminates the phylogeography and evolution of cattle [PDF]

open access: yes, 2015
Background Domestication of the now-extinct wild aurochs, Bos primigenius, gave rise to the two major domestic extant cattle taxa, B. taurus and B. indicus.
A Achilli   +105 more
core   +1 more source

Mitochondrial DNA of Nellore and European x Nellore crossing cattle of high performance DNA mitocondrial de bovinos Nelore e cruzados Europeu x Nelore de alto desempenho

open access: yesPesquisa Agropecuária Brasileira, 2007
The objective of this work was to evaluate, through a polymorphism in the ND5 gene of the bovine mitochondrial DNA, the frequency of Bos taurus indicus mtDNA individuals in a sample of Nellore purebred origin animals (n = 69) and crossbred animals ...
Rogério Abdallah Curi   +2 more
doaj   +1 more source

Cattle phenotypes can disguise their maternal ancestry

open access: yesBMC Genetics, 2017
Background Cattle are bred for, amongst other factors, specific traits, including parasite resistance and adaptation to climate. However, the influence and inheritance of mitochondrial DNA (mtDNA) are not usually considered in breeding programmes.
Kanokwan Srirattana   +3 more
doaj   +1 more source

Abordagem multivariada envolvendo características físicas e morfológicas do sêmen bovino, idade dos touros e época de colheita de sêmen A multivariate approach for physical and morphological characteristics of cattle semen, age of bull and semen collection period

open access: yesRevista Brasileira de Zootecnia, 2009
Avaliaram-se as relações entre características físicas e morfológicas do sêmen de bovinos das subespécies Bos taurus taurus e Bos taurus indicus com a idade dos touros e a época de colheita do sêmen.
Antônio Rodrigues da Silva   +3 more
doaj   +1 more source

Imunoidentification of Albumin and Osteopontin in Seminal Plasma of Taurine and Zebuine Bulls/
Imunoidentificação de Albumina e Osteopontina no Plasma Seminal de Reprodutores Taurinos e Zebuínos

open access: yesSemina: Ciências Agrárias, 2002
Two dimensional polyacrylamide gel electrophoresis was performed in seminal plasma of seven Bos taurus taurus and seven Bos taurus indicus bulls with high semen freezability, from an artificialinsemination center. In a 8% polyacrylamide gels, three bands
Rodrigo Costa Mattos   +6 more
doaj   +1 more source

Characterization of a novel antimicrobial peptide gene from the reproductive tract of indigenous cows (Bos indicus) of Asom

open access: yesIndian Journal of Animal Sciences, 2016
Antimicrobial peptides are innate immune defense peptides protecting against infection. Defensins and cathelicidins are the two major antimicrobial peptides in eukaryotes.
REZINA SULTANA   +4 more
doaj   +1 more source

In the search of the polled locus in a Bos taurus x Bos indicus population. [PDF]

open access: yes, 2020
The objective in this study was to identify regions and SNPs associated with the polled/horned phenotype in a composite Bos taurus x Bos indicus breed (Canchim).ISAFG 2013.
HIGA, R. H.   +3 more
core  

Characteristics of feeding and breeding practices for intensification of smallholder dairy systems in the Kenya highlands [PDF]

open access: yes, 2009
This study aimed at better understanding of the characteristics of feeding and breeding practices smallholder farmers adopt in intensifying their dairy production.
Bebe, B.O., Thorpe, W., Udo, H.M.J.
core   +6 more sources

Época de nascimento, genótipo e sexo de terneiros cruzas taurinos e zebuínos sobre o peso ao nascer, à desmama e eficiência individual de primíparas Hereford [PDF]

open access: yesCiência Rural, 2003
O objetivo deste trabalho foi avaliar o efeito da época de nascimento, genótipo e sexo do terneiro sobre a eficiência individual das vacas à desmama (relação percentual entre o peso do terneiro à desmama e o peso da vaca), peso ao nascer e peso à desmama
Gilson de Mendonça   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy