Meier, Ina C., Tueckmantel, Timo, Heitkoetter, Julian, Mueller, Karolin, Preusser, Sebastian, Wrobel, Thomas J., Kandeler, Ellen ORCID: 0000-0002-2854-0012, Marschner, Bernd and Leuschner, Christoph (2020). Root exudation of mature beech forests across a nutrient availability gradient: the role of root morphology and fungal activity. New Phytol., 226 (2). S. 583 - 595. HOBOKEN: WILEY. ISSN 1469-8137