#geneticdiversity

2025-06-01

I do a large field experiment with #faba bean genotype mixtures this year with a diverse set of European spring types. Most plants are developing fine. Root colonization with #Rhizobia has started and the N fixation is active. Some genotypes are very susceptible to aphids, with whole plots nearly devastaded. I see a lot of #geneticdiversity for traits such as leaf angle, plant height, and leaf shape.

Genotype with planophile leaf typeGenotype with erectophile leaf typeRoot with many rhizobial knots.Plant that is about to die because the aphid infestation is so severe.
Eric the half-a-beeEricthebeeover2@mastodon.au
2025-05-30

abc.net.au/news/science/2025-0

(alt-txt: several pictures of various extinct dog breeds interspersed throughout text. Of particular interest is an engraving of a dog turning a treadle wheel that is rotating a joint of meat over the fire while people sit and talk on nearby tables. Another shows a small silky dog a bit like a poodle surrounded by South Sea Island people who are spinning its wool and making large rugs. on the loom).

#dogs #DogBreeds #GeneticDiversity #GenePool #extinction

Genomics Daily 🧬🤖genomics_daily@genomic.social
2025-05-15

🧬 SEA3K genome project drops 79M+ genetic variants, revealing epic diversity in Mainland Southeast Asia! Nature's complexity = mind-blowing 🌍 #Genomics #GeneticDiversity #Evolution emmecola.github.io/genomics-da

Daniel Fischercosmos4u@scicomm.xyz
2025-05-01

Satellite-observed mountain greening predicts genomic erosion in a grassland medicinal herb over half a century: cell.com/current-biology/fullt -> Visible from Space - Loss of Genetic Plant Diversity: senckenberg.de/en/pressemeldun - increased vegetation growth in the mountains reduces #GeneticDiversity of medicinal plants, as shown by a new study using satellite data.

Jennifer LeonardLeonard@ecoevo.social
2025-04-28

Although we published this paper on genetic decline in Iberian wolves using historic DNA a couple of years ago, they just added some "highlights" because it is so highly viewed

-Although the population of wolves increased in the last 50 years, the genetic diversity decreased.

-The current number of wolves in the Iberian Peninsula may not be enough to maintain genetic diversity.

- ...

mdpi.com/2031456

#Biodiversity #GeneticDiversity #wolf #conservation #aDNA

Holger Behrenshbrns@fosstodon.org
2025-04-16

Protecting and restoring biodiversity requires comprehensive and integrated approaches. Key strategies include integrating genetic diversity into conservation efforts, employing practical monitoring and assessment techniques, addressing chemical pollution through ecotoxicological studies and modelling, managing invasive alien species, and leveraging remote sensing technologies.

#Biodiversity #GeneticDiversity #RemoteSensing #ChemicalPollution #InvasiveSpecies

medium.com/@hbrns/biodiversity

Cytology and Geneticscytgen
2025-04-16

Identification and Validation of Intra-Species Transferability of Genome-Wide Functional SSR Markers in Glycine max - - link.springer.com/article/10.3

2025-04-12
More seed for the corn gene pool brought from the maize country on the other side of the pond by my good corn collaborator @yungleaf

#ZeaMays #Corn #GeneticDiversity #Landrace #AdaptiveAgriculture #FrieFrø
Hand holding yellow/orange corn cob against yellow background
Journal of Plant Ecologyjpecol
2025-03-25

Smriti Pehim Limbu et al. investigated the interactive effects of , and on and to address whether and alter the nature of the relationship between and .
doi.org/10.1093/jpe/rtac045

Competitive outcomes of the genotypes.
2025-03-12

Gene flow and habitat heterogeneity shape coexistence dynamics of Arctic charr morphs in connected lakes. Han Xiao, et al
Submitted to Molecular Ecology,

preprint on Authorea.

#ecology #Evolution #popgen #charr #salmonid #diversity #geneticdiversity #metapopulation #speciation #geometricMorphometrics

authorea.com/users/588916/arti

2025-02-08

Check out my recent #JFB Between the Covers: "Everybody needs good neighbours, even if you’re a winter flounder". doi.org/10.1111/jfb.15954

Highlights work by Dolan et al investigating #migration and #GeneticDiversity in the winter #flounder, that have been hammered by #fishing. doi.org/10.1111/JFB.15890

Results from 375 samples showed that there is connectivity between neighbouring estuary subpopulations, allowing stronger source subpopulations to facilitate genetic recovery.

#FishSci #Research

Journal of Fish Biology front cover which has the picture of a Winter flounder.
Daniel Hoffmann 🥬Daniel_Hoffmann@mathstodon.xyz
2025-02-02

It is known from many studies that #biodiversity has been lost, probably due to human activity. This new meta study shows that #GeneticDiversity (even within species) has been lost too, in parallel. This makes remaining species more vulnerable. nature.com/articles/s41586-024

Steve Dustcircle 🌹dustcircle
2025-02-01

of Two-Thirds of , and Studied Is Declining, but Efforts Offer ‘Glimmers of Hope’

ecowatch.com/wildlife-genetic-

Jennifer LeonardLeonard@ecoevo.social
2025-01-30

In addition to losing species, and losing habitat, we are losing genetic diversity. This is important for conservation- just when we are causing the environment to change rapidly we are taking the tools necessary for adaptation away from the other species we share this world with.

Global meta-analysis shows action is needed to halt genetic diversity loss

nature.com/articles/s41586-024
#BiodiversityConservation #GeneticDiversity #Conservation #openaccess #Evolution

2025-01-29

There is a “background level of genetic diversity loss across species”.

Biodiversity continues to be lost worldwide at unprecedented rates
"Genetic diversity loss occurs globally and is a realistic prediction for many species, especially birds and mammals, in the face of threats such as land use change, disease, abiotic natural phenomena and harvesting or harassment. Conservation strategies designed to improve environmental conditions, increase population growth rates and introduce new individuals (for example, restoring connectivity or performing translocations) may maintain or even increase genetic diversity. Our findings underscore the urgent need for active, genetically informed conservation interventions to halt genetic diversity loss."
>>
Shaw, R.E., Farquharson, K.A., Bruford, M.W. et al. Global meta-analysis shows action is needed to halt genetic diversity loss. Nature (2025). doi.org/10.1038/s41586-024-084
#biodiversity #extinctions #loss #GBF #GeneticDiversity #wildlife #birds #mammals #HabitatGrab #humanImpact #harassment #OnGroundConservation #conservation

2025-01-27

Genomic analyses reveal the vital role of human activity in the Amazonian species’ genetic makeup in latest research from MPI of Geoanthropology & MPI for Biologiy Tübingen. #biodiversity #geneticdiversity #Brazilnut #Amazon
nachrichten.idw-online.de/2025

The Bright SideTheBrightSide@mas.to
2024-12-09

According to Sophie von Loeben, fostering genetic diversity could be a viable solution. One example is Hibrido de Timor, a hybrid of arabica and robusta, found in the wild forests of Timor-Leste, which shows resistance to climate change and diseases. It fills us with hope! #climatechange #coffee #geneticdiversity #Solution

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