Udovychenko, Kateryna https://orcid.org/0000-0002-8231-5027
Skytte af Sätra, Jonas https://orcid.org/0000-0002-2827-4842
Moks, Matis https://orcid.org/0009-0005-4757-9050
Denancé, Caroline https://orcid.org/0009-0003-6618-6178
Kondratenko, Tetiana https://orcid.org/0000-0003-0519-568X
Garkava-Gustavsson, Larisa https://orcid.org/0000-0002-5456-0500
Funding for this research was provided by:
Swedish University of Agricultural Sciences
Article History
Received: 26 February 2026
Revised: 28 May 2026
Accepted: 24 June 2026
First Online: 30 June 2026
Declarations
:
: The authors declare no competing interests.
: The datasets generated and analysed during the current study are included in the article and its Supplementary Information files. The Supplementary tables contain accession lists for the Ukrainian, Swedish, and Estonian apple germplasm collections (Tables S1–S3), SSR genotyping data for unique genotypes (Table S4), results of population structure analyses, including Evanno and STRUCTURE outputs (Tables S5–S7), and Supplementary figure contains neighbour-joining dendrogram based on SSR-derived genetic distances among unique diploid apple genotypes from the analysed collections.