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

07 Mar 2024
2000

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

UNITEC and innovation: technological solutions for cherry sorting

Post-harvest​

04 Oct 2024

UNITEC technologies provide a decisive solution for the industry. Advanced systems like Cherry Vision 3.0 and 3.5 AI have revolutionized the way cherries are selected and sorted thanks to the use of artificial intelligence.

Importance of foliar applications of Calcium in pre-harvest management of sweet cherry trees

Tech management

13 Nov 2024

Foliar application of Ca has been recommended to reduce splitting and increase fruit firmness, but its efficiency and effects in relation to other practices are discussed. This article summarises some results of foliar Ca in cherries.

In evidenza

Climate and phenology of sweet cherry: a study on six varieties in the Balkan regions

Tech management

03 Mar 2026

Study on sweet cherry cultivation in Serbia, Greece and Bulgaria, focusing on research carried out in Southern Bulgaria on six cultivars grafted on Maxma 14. BBCH phenological stages and the impact of seasonal climate conditions on flowering and fruit ripening were evaluated.

The influence of rain covers on crack prevention and cherry quality improvement

Covers

03 Mar 2026

In New Zealand and Australia, rain covers for cherries reduce cracking and boost size but alter orchard microclimate and firmness. Research focuses on humidity, calcium and export quality to support a more climate-resilient cherry export industry worldwide and sustainability.

Tag Popolari