{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Liang G"],"funding":["the NSF Biology Integration Institute ASCEND Advancing Spectral Biology in Changing Environments to understand Diversity","the National Key R&D Program of China","National Key Research and Development Program of China","the National Natural Science Foundation of China"],"pagination":["e70193"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12018727"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["31(4)"],"pubmed_abstract":["Potassium (K) is the second most abundant nutrient element in plants after nitrogen (N), and has been shown to limit aboveground production in some contexts. However, the role of N and phosphorus (P) availability in mediating K limitation in terrestrial production remains poorly understood; and it is unknown whether K also limits belowground carbon (C) stocks, which contain at least three times more C than those aboveground stocks. By synthesizing 779 global paired observations (528, 125, and 126 for aboveground productivity, root biomass, and soil organic C [SOC], respectively), we found that K addition significantly increased aboveground production and SOC by 8% and 5%, respectively, but did not significantly affect root biomass (+9%). Moreover, enhanced N and/or P availability (through "],"journal":["Global change biology"],"pubmed_title":["Alleviating Nitrogen and Phosphorus Limitation Does Not Amplify Potassium-Induced Increase in Terrestrial Biomass."],"pmcid":["PMC12018727"],"funding_grant_id":["NSF-DBI-2021898","2024YFF1309000","42471122"],"pubmed_authors":["Reich PB","Liang G","Sun P","Fu Z","Waring BG"],"additional_accession":[]},"is_claimable":false,"name":"Alleviating Nitrogen and Phosphorus Limitation Does Not Amplify Potassium-Induced Increase in Terrestrial Biomass.","description":"Potassium (K) is the second most abundant nutrient element in plants after nitrogen (N), and has been shown to limit aboveground production in some contexts. However, the role of N and phosphorus (P) availability in mediating K limitation in terrestrial production remains poorly understood; and it is unknown whether K also limits belowground carbon (C) stocks, which contain at least three times more C than those aboveground stocks. By synthesizing 779 global paired observations (528, 125, and 126 for aboveground productivity, root biomass, and soil organic C [SOC], respectively), we found that K addition significantly increased aboveground production and SOC by 8% and 5%, respectively, but did not significantly affect root biomass (+9%). Moreover, enhanced N and/or P availability (through ","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Apr","modification":"2025-07-06T03:04:27.83Z","creation":"2025-07-06T03:04:27.83Z"},"accession":"S-EPMC12018727","cross_references":{"pubmed":["40269476"],"doi":["10.1111/gcb.70193"]}}