Contrasting impacts of long-term nitrogen and phosphorus additions on the quantity and quality of soil dissolved organic matter - Shengjuan Liu; Xiaofang Ji; Fei Ren; Wenting Feng; Jinjiao Hu; Kai Sun; Yuyang Tian; Yuanxiao Xu; Yanxiao Zhu; Jianxiao Zhu; Xin Jing (Soil Ecology Letters, 2026)