Results 91 to 100 of about 9,313 (183)

Longitudinal study of inbreeding effect on growth traits of Marwari lambs [PDF]

open access: yesArchives Animal Breeding
This study aimed to assess the impact of inbreeding on growth traits and genetic diversity in a closed flock of Marwari sheep. Data from 11 126 lambs born between 1981 and 2020 at ICAR-CSWRI-ARC in Bikaner, Rajasthan (India), were used to analyse trends ...
J. Vyas, A. Chopra, H. K. Narula
doaj   +1 more source

Effect of the individual coefficients of inbreeding and grading calculated at different ancestral generations of pedigree regarding body proportions of Shagya horses

open access: yesAgriculture and Biology Journal of North America, 2011
The objectives of the present study were to investigate the effect of the inbreeding and the rate of genetic plasma from Arabian breed regarding the body proportions in real Shagya population. The analyses of variance of the indexes for bone system development, compactness, massiveness and chest development and estimations of the levels of factors were
openaire   +1 more source

Integrative Taxonomy of Pachygrontha (Heteroptera: Pachygronthidae) in East and Southeast Asia Reveals New Insights Into Species and Group Delimitation

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
This manuscript presents a comprehensive taxonomic revision of the insect genus Pachygrontha in East and Southeast Asia, addressing the critical need for robust species delimitation in closely related lineages. Our research employs an integrative approach, combining detailed morphological examination with complete mitochondrial genomes and genome‐wide ...
Kaibin Wang   +4 more
wiley   +1 more source

Inbreeding of fighting cattle [PDF]

open access: yes, 1985
Five herds of fighting caatle were examined about the inbreeding. Inbreeding coefficients from pedigrees traced-back as far as seven ancestral generations were calculated.
Rodero Franganillo, Antonio   +2 more
core  

Extreme population-dependent linkage disequilibrium detected in an inbreeding plant species, Hordeum vulgare [PDF]

open access: yes, 2006
In human genetics a detailed knowledge of linkage disequilibrium (LD) is considered a prerequisite for effective population-based, high-resolution gene mapping and cloning.
Russell, J.   +3 more
core   +1 more source

Multi‐Marker Mitochondrial Analysis Reveals Genetic Diversity and Phylogenetic Relationships of Black Sea Sturgeons (Acipenseridae)

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
Sturgeons are an important species due to their complex genetic structure and evolutionary characteristics. Unfortunately, they are threatened with extinction due to illegal and overfishing, as well as the loss of their natural habitats. In our work, we examine the genetic diversity of four sturgeon species that inhabit the Black Sea basin and its ...
György Deák   +4 more
wiley   +1 more source

Inbreeding Depression and Purging in Fertility and Longevity Traits in Sheep Breeds from Germany

open access: yesAnimals
In the present study, we analysed fertility and longevity traits of 22 sheep breeds from Germany with a suitable quantity of data in the national database OviCap.
Cathrin Justinski   +2 more
doaj   +1 more source

Weak Structure and Environment‐Associated Loci Across a Eutrophication Gradient in a Resilient Coral Species

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
Marine species often have large effective population sizes and high connectivity that reduce drift and preserve diversity, but how these features shape adaptation to anthropogenic change remains unclear; Oulastrea crispata, a stress‐tolerant Indo‐Pacific coral, is an ideal test case along a strong eutrophication gradient. Using RADseq on 90 individuals
Le Qin Choo   +3 more
wiley   +1 more source

Estimating inbreeding using dense marker panels and pedigree information [PDF]

open access: yes, 2012
The aim of this simulation study was to compare the accuracy and bias of different inbreeding (F) estimators exploiting dense panels of diallelic markers and pedigree information.
Juga, Jarmo   +2 more
core   +2 more sources

Climate Warming Drives Northward Contraction and Genetic erosion in a Cold‐Adapted Soil Worm Species

open access: yesDiversity and Distributions, Volume 32, Issue 7, July 2026.
ABSTRACT Aim Climate‐driven range fluctuations since the Pleistocene have repeatedly reshaped species distributions and population structures, with lasting consequences for genetic diversity. Contemporary warming causes similar pressures, yet most work emphasizes range shifts and gives less attention to genetic outcomes.
Juanjuan Chen   +7 more
wiley   +1 more source

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