AUTHOR=Mauro Rosario Paolo , PĂ©rez-Alfocea Francisco , Cookson Sarah Jane , Ollat Nathalie , Vitale Alessandro TITLE=Editorial: Physiological and Molecular Aspects of Plant Rootstock-Scion Interactions JOURNAL=Frontiers in Plant Science VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2022.852518 DOI=10.3389/fpls.2022.852518 ISSN=1664-462X