1. Measuring and modelling nitrogen leaching: parallel problems

   • T. M. Addiscott

   OriginalPaper Pages: 1 - 6

2. Production of N₂O in soil during decomposition of dead yeast cells with different spatial distributions

   • Per Ambus

   OriginalPaper Pages: 7 - 12

3. Nitrogen dynamics of crop and soil subjected to different water and nitrogen inputs, including daily irrigation and steady-state fertilization-measurements and modelling

   • Olof Andrén
   • Thomas Kätterer
   • Ann-Charlotte Hansson

   OriginalPaper Pages: 13 - 17

4. Modelling the uptake of nitrate by a growing plant with an adjustable root nitrate uptake capacity

   • Jan Buysse
   • Erik Smolders
   • Roel Merckx

   OriginalPaper Pages: 19 - 23

5. Temperature effects on C- and N-mineralization from vegetable crop residues

   • S. De Neve
   • J. Pannier
   • G. Hofman

   OriginalPaper Pages: 25 - 30

6. Advisory systems for nitrogen fertilizer recommendations

   • Maarten Geypens
   • Hilde Vandendriessche

   OriginalPaper Pages: 31 - 38

7. Nitrogen mineralization in relation to C:N ratio and decomposability of organic materials

   • B. H. Janssen

   OriginalPaper Pages: 39 - 45

8. Future trends in nitrogen research

   • S. C. Jarvis

   OriginalPaper Pages: 47 - 56

9. Temporal changes in N₂O-losses from two arable soils

   • Ernst-August Kaiser
   • Otto Heinemeyer

   OriginalPaper Pages: 57 - 63

10. Nitrogen inputs and losses from New Zealand dairy farmlets, as affected by nitrogen fertilizer application: year one

    • S. F. Ledgard
    • M. S. Sprosen
    • D. A. Clark

    OriginalPaper Pages: 65 - 69

11. Interactions between decomposition of plant residues and nitrogen cycling in soil

    • B. Mary
    • S. Recous
    • D. Robin

    OriginalPaper Pages: 71 - 82

12. Turnover of organic nitrogen in soils and its availability to crops

    • K. Mengel

    OriginalPaper Pages: 83 - 93

13. Nitrous oxide emissions from agricultural fields: Assessment, measurement and mitigation

    • A. R. Mosier
    • J. M. Duxbury
    • K. Minami

    OriginalPaper Pages: 95 - 108

14. Modeling of nitrogen transformations and translocations

    • Jörg Richter
    • Dinesh Kumar Benbi

    OriginalPaper Pages: 109 - 121

15. Laboratory measurements and simulations of ammonia volatilization from urea applied to calcareous Chinese loess soils

    • M. Roelcke
    • Y. Han
    • J. Richter

    OriginalPaper Pages: 123 - 129

16. Regulation of nitrogen uptake on the whole plant level

    • M. K. Schenk

    OriginalPaper Pages: 131 - 137

17. Measurement of field scale N₂O emission fluxes from a wheat crop using micrometeorological techniques

    • U. Skiba
    • K. J. Hargreaves
    • J. B. Moncrieff

    OriginalPaper Pages: 139 - 144

18. Influence of carbon availability on the production of NO, N₂O, N₂ and CO₂ by soil cores during anaerobic incubation

    • M. Swerts
    • R. Merckx
    • K. Vlassak

    OriginalPaper Pages: 145 - 151

19. Effect of ammonium and nitrate application on the NO and N₂O emission out of different soils

    • Annick Vermoesen
    • Cornelis-Jan de Groot
    • Oswald van Cléemput

    OriginalPaper Pages: 153 - 162

20. The production of volatile organic compounds during nitrogen transformations in soils

    • R. E. Wheatley
    • S. E. Millar
    • D. W. Griffiths

    OriginalPaper Pages: 163 - 167

21. Alternative kinetic laws to describe the turnover of the microbial biomass

    • A. P. Whitmore

    OriginalPaper Pages: 169 - 173