1. Nitrogen mineralization and crop uptake from surface-applied leaves of green manure species on a tropical volcanic-ash soil

   • Juan Cobo
   • Edmundo Barrios
   • Richard Thomas

   Original Paper Pages: 87 - 92

2. Use of principal component analysis to assess factors controlling net N mineralization in deciduous and coniferous forest soils

   • Hilde Vervaet
   • Bernard Massart
   • Georges Hofman

   Original Article Pages: 93 - 101

3. Unexpected results of a pilot throughfall exclusion experiment on soil emissions of CO₂, CH₄, N₂O, and NO in eastern Amazonia

   • José H. Cattânio
   • Eric A. Davidson
   • Ilse L. Ackerman

   Original Paper Pages: 102 - 108

4. Genetics of nodulation and nitrogen fixation in Brazilian soybean cultivars

   • Marisa F. Nicolás
   • Carlos A. Arrabal Arias
   • Mariangela Hungria

   Original Paper Pages: 109 - 117

5. Nitrogen mineralization potential of dairy manures and its relationship to composition

   • J. Van Kessel
   • J. Reeves

   Orginal Paper Pages: 118 - 123

6. Evaluation of inoculation procedures for Calliandra calothyrsus Meisn. grown in tree nurseries

   • D. Odee
   • S. Indieka
   • D. Lesueur

   Original Paper Pages: 124 - 128

7. Influence of urease and nitrification inhibitors on N losses from soils fertilized with urea

   • Paola Gioacchini
   • Anna Nastri
   • Carlo Gessa

   Original Paper Pages: 129 - 135

8. Contribution of plant-derived carbon to soil microbial biomass dynamics in a paddy rice microcosm

   • Yahai Lu
   • Akira Watanabe
   • Makoto Kimura

   Original Paper Pages: 136 - 142

9. Can δ¹⁵N profiles in forest soils predict \( {\rm{NO}}_3^ - \) loss and net N mineralization rates?

   • H. Vervaet
   • P. Boeckx
   • G. Hofman

   Original Paper Pages: 143 - 150

10. Interactions between crop residues application and mycorrhizal developments and some soil-root interface properties and mineral acquisition by plants in an acidic soil

    • F. Borie
    • Y. Redel
    • J. Barea

    Original Paper Pages: 151 - 160

11. A new simulation for modelling the topology of earthworm burrow systems and their effects on macropore flow in experimental soils

    • F. Bastardie
    • M. Cannavacciuolo
    • D. Cluzeau

    Original Article Pages: 161 - 169

12. Effects of mycorrhizal inoculation of shrubs from Mediterranean ecosystems and composted residue application on transplant performance and mycorrhizal developments in a desertified soil

    • J. Palenzuela
    • C. Azcón-Aguilar
    • J. Barea

    Original Paper Pages: 170 - 175