Characterization of sucrose nonfermenting-1-related protein kinase 2 (SnRK2) gene family in Haynaldia villosa demonstrated SnRK2.9-V enhances drought and salt stress tolerance of common wheat.

"Declarations Ethics approval and consent to participateThe authors declare that all the experimental research studies on plants, including the collection of plant material, were carried out in accordance with relevant institutional, national, and international guidelines and legislation. H.villosa was obtained from Cambridge Botanical Garden in the UK. It was identified and maintained by the Cytogenetic Institute, Nanjing Agricultural University (CINAU). The N. benthamiana and wheat varieties Fielder described in this study are not wild resources and not involved endangered or protected species. They are widely cultivated and propagated. No specific permission is required for the use of N. benthamiana and wheat varieties Fielder materials described in this study. All samples were cultivated in Cytogenetics Institute of Nanjing Agricultural University (CINAU). All materials of this study are available from the corresponding authors, upon request. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was financially supported by the National Key Research and Development Program of China (Grant No. 2022YFF1002900, 2020YFE0202900), National Natural Science Foundation of China (31971943), Jiangsu Provincial Key Research and Development Program (BE2022346), Seed Industry Revitalization Project of Jiangsu Province (JBGS(2021)006, JBGS(2021)013), the Jiangsu Agricultural Technology System (JATS[2022]464), the Joint Research of Wheat Variety Improvement of Anhui, Zhongshan Biological Breeding Laboratory (ZSBBL)(ZSBBL-KY2023-02–2)."