Results 21 to 30 of about 495,921 (307)

Evaluation of genetic variation in the international Brown Swiss population

open access: yesAnimal, 2013
The international Brown Swiss cattle population pedigree was studied to measure genetic variations and to identify the most influential animals.
G.M. Worede   +4 more
doaj   +1 more source

History of registered Gyr breed in Brazilian Northeast: population structure and genetic improvement of growth traits Histórico da raça Gir registrada no Nordeste Brasileiro: melhoramento genético em características de crescimento e estrutura populacional

open access: yesCiência Rural, 2010
This paper provides an evaluation of the population structure, phenotype and genetic trends of registered Gyr herd cattle in northeast Brazil. The study provides important baseline information for the management, conservation and potential population ...
Carlos Henrique Mendes Malhado   +5 more
doaj   +1 more source

The unmitigated profile of COVID-19 infectiousness

open access: yeseLife, 2022
Quantifying the temporal dynamics of infectiousness of individuals infected with SARS-CoV-2 is crucial for understanding the spread of COVID-19 and for evaluating the effectiveness of mitigation strategies.
Ron Sender   +5 more
doaj   +1 more source

Changes in genetic trends in US dairy cattle since the implementation of genomic selection

open access: yesJournal of Dairy Science, 2023
: Genomic selection increases accuracy and decreases generation interval, accelerating genetic changes in populations. Assumptions of genetic improvement must be addressed to quantify the magnitude and direction of change.
F.L. Guinan   +7 more
doaj   +1 more source

The generation interval (years) in the reference population.

open access: yes, 2021
The generation interval (years) in the reference population.
Adrian Harland (11883247)   +5 more
core   +1 more source

The enumeration of generalized Tamari intervals

open access: yesEuropean Journal of Combinatorics, 2017
Let $v$ be a grid path made of north and east steps. The lattice $\rm{T{\scriptsize AM}}(v)$, based on all grid paths weakly above $v$ and sharing the same endpoints as $v$, was introduced by Préville-Ratelle and Viennot (2014) and corresponds to the usual Tamari lattice in the case $v=(NE)^n$. Our main contribution is that the enumeration of intervals
Fang, Wenjie   +1 more
openaire   +3 more sources

Genetic diversity derived from pedigree information and estimation of genetic parameters for reproductive traits of Limousine and Charolais cattle raised in Italy

open access: yesItalian Journal of Animal Science, 2020
Limousine and Charolais cattle breeds are assuming increasing importance in the Italian beef cattle sector. Indeed, both breeds are involved in a national rural development project.
Marcos Paulo Gonçalves de Rezende   +4 more
doaj   +1 more source

Sperm Quality in Young Bull Semen Can Be Improved by Single Layer Centrifugation

open access: yesAnimals, 2022
Interest in using semen from young bulls is increasing due to identifying promising animals by genomic selection. However, sperm quality in these ejaculates may not reach currently accepted standards for the cattle breeding industry.
Isabel Lima-Verde   +5 more
doaj   +1 more source

Parameters used in estimating the generation interval distribution.

open access: yes, 2022
Parameters used in estimating the generation interval distribution.
Stacy Soh (11329029)   +11 more
core   +1 more source

Generalizing the KYP lemma to the union of intervals [PDF]

open access: yes2013 European Control Conference (ECC), 2013
A recent generalization of the Kalman-Yakubovich-Popov (KYP) lemma establishes the equivalence between a semi-infinite inequality on a segment of a circle or straight line in the complex plane and a linear matrix inequality. In this paper we further generalize the KYP lemma to particular curves in the complex plane, which include the union of segments ...
Pipeleers, Goele   +2 more
openaire   +2 more sources

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