AUTHOR= Frontiers Editorial Office TITLE=Retraction: Short-term responses of Spinach (Spinacia oleracea L.) to the individual and combinatorial effects of Nitrogen, Phosphorus and Potassium and silicon in the soil contaminated by boron JOURNAL=Frontiers in Plant Science VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2024.1441692 DOI=10.3389/fpls.2024.1441692 ISSN=1664-462X