Prysiazhniuk, L.M., Kyrylchuk, A.M., Smulska, I.V., Hryniv, S.M., Korol, L.V., Pavliuk, N.V., Melnyk, S.I. and Dudka, T.V. 2026. The ecological plasticity and stability of high-oleic sunflower varieties (Helianthus annuus L.) in terms of their major fatty acid content. Plant varieties studying and protection. 22, 1 (Apr. 2026). DOI:https://doi.org/10.21498/2518-1017.22.1.2026.357578.