Denitrification in Agricultural Soils:
Integrated control and Modelling at various scales (DASIM)

15N gas flux method 15N tracing Agrobacterium tumefaciens biogeochemical models carbon turnover climate CO2 decomposition denitrification denitrification potential denitrification product ratio desiccation cracks field measurement greenhouse gas heterotrophic nitrification hot spot in situ technique isotopes isotopic model isotopocules isotopomers kinetics litter maize manure application modelling N transformations N2 N2O N2O reduction nitrification nitrite nitrogen cycling nitrous oxide NO Ntrace O2 organic carbon physically-based modeling POM Rayleigh type model review Silphium perfoliatum L. site preference soil texture stable isotopes water-filled pore space WEOC X-ray tomography Zea mays L.