Results 11 to 20 of about 3,832,732 (295)

16 Years of breed management brings substantial improvement in population genetics of the endangered Cleveland Bay Horse

open access: yesEcology and Evolution, 2021
The consequences of poor breed management and inbreeding can range from gradual declines in individual productivity to more serious fertility and mortality concerns.
Andrew Dell   +6 more
doaj   +1 more source

Effective Population Size of Korean Populations [PDF]

open access: yesGenomics & Informatics, 2014
Recently, new methods have been developed for estimating the current and recent changes in effective population sizes. Based on the methods, the effective population sizes of Korean populations were estimated using data from the Korean Association ...
Leeyoung Park
doaj   +1 more source

Pedigree analysis in the Polish Red cattle population

open access: yesAnimal, 2021
The objective of this study was to describe the population structure and inbreeding level of the population of Polish Red Cattle (PRC). The structure of the breed was analysed in the context of the existing genetic resources conservation programme.
O. Jarnecka, E.A. Bauer, W. Jagusiak
doaj   +1 more source

Calculation of the effective population size and estimating of total population size using mitochondrial DNA sequencing in Hamedan, Qazvin and Zanjan provinces [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2015
Although wolves have the ability to live in different habitat types, in recent years their population has been drastically reduced in most parts of the country and in some areas has become extinct.
Marziyeh Asadi Aqbelaghi   +4 more
doaj   +1 more source

An empirical examination of sample size effects on population demographic estimates in birds using single nucleotide polymorphism (SNP) data [PDF]

open access: yesPeerJ, 2020
Sample size is a critical aspect of study design in population genomics research, yet few empirical studies have examined the impacts of small sample sizes.
Jessica F. McLaughlin, Kevin Winker
doaj   +2 more sources

Effective number of white shark (Carcharodon carcharias, Linnaeus) breeders is stable over four successive years in the population adjacent to eastern Australia and New Zealand

open access: yesEcology and Evolution, 2021
Population size is a central parameter for conservation; however, monitoring abundance is often problematic for threatened marine species. Despite substantial investment in research, many marine species remain data‐poor presenting barriers to the ...
Danielle Davenport   +5 more
doaj   +1 more source

Evidence for variation in the effective population size of animal mitochondrial DNA [PDF]

open access: yes, 2009
Background: It has recently been shown that levels of diversity in mitochondrial DNA are remarkably constant across animals of diverse census population sizes and ecologies, which has led to the suggestion that the effective population of mitochondrial ...
A Eyre-Walker   +28 more
core   +8 more sources

Effective population size in Busha and Gatačko cattle from Herzegovina: Ecological and molecular approach [PDF]

open access: yesAgroznanje, 2013
The effective population size (Ne) is one of basic core concepts in population genetics. Monitoring the effective population size, which is parallel to monitoring genetic variability, is of importance to population genetic studies and is applicable in ...
Rogić Biljana   +4 more
doaj   +1 more source

Pedigree analysis of Santa Inês sheep and inbreeding effects on performance traits

open access: yesRevista Mexicana de Ciencias Pecuarias, 2020
Population parameters such as effective population size and coefficients of inbreeding are important information of a population but have rarely been studied in Santa Inês sheep.
Ana Carla Borges Barbosa   +5 more
doaj   +1 more source

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