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

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