Nature CommunicationsPlant traits explain variation in symbiotic nitrogen fixation responses to global nitrogen enrichment: a meta-analysisYanzhong YaoBingbing HanPeter M. van BodegomXunzhuo DongYunyao ZhongShuli NiuXinping ChenZhaolei Li2026-02-20Full textDOI https://doi.org/10.1038/s41467-026-69876-1