AUTHOR=Xu Yi , Ghanim Murad , Liu Yong TITLE=Editorial: Mixed Infections of Plant Viruses in Nature and the Impact on Agriculture JOURNAL=Frontiers in Microbiology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2022.922607 DOI=10.3389/fmicb.2022.922607 ISSN=1664-302X