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

07 Mar 2024
2236

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

Australian season kicks off: growers are confident in the 'Victorian season' 2023

Press review

07 Sep 2023

The Victorian cherry season starts at the beginning of November and reaches good volumes by the middle of the month, continuing until after Christmas including a long festive season - a perfect match for festivals and gifts. The season lasts about 100 days.

Hail emergency: Spain appeals to the government to negotiate insurance policies

Production

02 Apr 2024

A severe hailstorm affected some 3,500 hectares of cherry trees in the Extemadura region of Extremadura, Spain. The real tragedy is that not all producers are insured due to the imposition of Agroseguros conditions, according to the Unión de Extremadura.

In evidenza

Aragon is making progress with the 'Ciliegie di Calatayud e Aranda' PGI

Specialties

12 Jun 2026

The Government of Aragón supports the Cereza de Calatayud y del Aranda PGI, covering around 1,500 hectares and about one hundred agricultural operators. Documents must be ready by 30 July, while the European recognition process could take up to two years for its approval.

Jacob Marsal: “We are expecting a cherry harvest with good size, texture and high sugar content”

Nurseries

12 Jun 2026

Viveros Ebro outlines its 2026 cherry strategy in Ribera d’Ebre, Spain, with Nipama, SPC-108, Royal Apache and SMS-416. High yields, large fruit size, low chill requirements, postharvest quality and full-cycle technical support shape the new season with climate resilience.

Tag Popolari