French genome-wide association studies identify 65 SNP-trait associations

07 Mar 2024
2487

A groundbreaking study published in Horticulture Research in September 2023 offers hope for the decline of sweet cherry production in France. The application of genome-wide association studies (GWAS) with multi-local models and three reference genomes marked a significant advance in cherry breeding research. GWAS identified 65 unique SNP-trait associations in eight traits, identifying several candidate genes involved in critical metabolic pathways.

The research uses genotyping by sequencing (GBS) to identify genetic markers associated with improved fruit quality. The researchers analysed 23 agronomic fruit quality traits over several years, using a collection of 116 sweet cherry accessions. This meticulous study revealed significant phenotypic variation in fruit quality, highlighting the complex genetic architecture influencing these traits.

Through the use of GBS, an innovative approach for high-density SNP analysis, the team precisely explored the genetic landscape of sweet cherries. This facilitated the identification of key associations between SNPs and traits, providing valuable information on the genetic basis of desirable fruit traits.

The results not only improve the understanding of genetic control of fruit quality in sweet cherries but also pave the way for the development of marker-assisted selection strategies. These techniques promise to accelerate breeding efforts by adapting them to consumer preferences and producers' needs in the face of climate change.

The research underlines the potential of genetics to mitigate the impacts of climate change on sweet cherry production. As global temperatures rise, cherry trees face increasing biological and environmental pressures, and the identification of genetic markers is a key step in the development of resistant varieties.

This study contributes significantly to horticultural science, illuminating the genetic basis of sweet cherry fruit quality and offering hope to growers and researchers. In a context of climate change, genetic research becomes crucial to ensure the sustainability of cherry production for future generations.

Read the full article: BNN Breaking


Cherry Times - All rights reserved

What to read next

Smarter Irrigation for Cherries: Managing Water for Fruit Size, Quality, and Profitability

Tech management

09 Jan 2026

Smart irrigation improves cherry fruit size and profitability. With SWAN Systems, growers in Australia, North America and the Mediterranean can optimize water use, reduce waste and cracking, and boost yield through integrated data, expert guidance and better decisions.

Birds: what if they were also allies in integrated pest management strategies?

Crop protection

02 Feb 2024

Birds, a threat to crops or friends for integrated pest management strategies? At the 'Stone Fruit Day' organised by Washington State University, the focus was on the role of birds in agriculture, looking at pros and cons of the latest research on the subject.

In evidenza

Automatically mapping trunk diameter for precision management of tart cherry orchards

Tech management

01 Sep 2026

In the United States, a low-cost mobile system using RGB-D cameras, deep learning and digital odometry automatically measures sour cherry trunk diameter, geolocates individual trees and creates spatial maps to support precision orchard management at commercial scale.

ExpoCerezos 2026: all the presentations are online

Events

01 Sep 2026

ExpoCerezos 2026 makes its Curicó, Chile, presentations available online, covering new cherry varieties, orchard management, productivity, quality and markets. Five technical reports examine field results, current challenges and future prospects for the cherry industry.

Tag Popolari