Ökopedologie der gemäßigten Zonen Research TopicsSoil biogeochemistry - Low molecular weight organics - Biochemical pathwaysC and N cycles & transformation - Rhizodeposition - Photosynthesis and C/N turnover - DOM fluxes - AgroforestrySoil - Plant - Microbial interactions: - Priming effects - Nutrient mobilization - Rhizodeposition, RhizosphereCO2 fluxes: sources & partitioningC sequestrationEffects of Global Change: - Land use - Elevated CO2 - Soil degradation - Temperature & warmingPedogenic carbonates CaCO3BioCharObjects: HotspotsRhizosphereDetritusphereBioporesApproaches & MethodsTracer & Isotope applications - 14C, 13C, 15N, 33P - Labeling / natural abundanceBiomarkersProcess related: - Transformations - RatesPools & FluxesEnzyme activities, kinetics, localization