1. Contribution of biological nitrogen fixation to cowpea: a strategy for improving grain yield in the semi-arid region of Brazil

   • L. M. V. Martins
   • G. R. Xavier
   • N. G. Rumjanek

   Original Paper 26 August 2003 Pages: 333 - 339

   

2. Denitrification and nitrous oxide to nitrous oxide plus dinitrogen ratios in the soil profile under three tillage systems

   • Abdirashid A. Elmi
   • Chandra Madramootoo
   • Aiguo Liu

   Original Paper 05 September 2003 Pages: 340 - 348

   

3. Soil properties and the macrofauna community in abandoned irrigated rice fields of northeastern Argentina

   • Patricia J. Folgarait
   • Fabien Thomas
   • Patrick M. Lavelle

   Original Paper 21 August 2003 Pages: 349 - 357

   

4. Soil properties influencing the denitrification potential of Flemish agricultural soils

   • Karoline D'Haene
   • Edwin Moreels
   • Oswald Van Cleemput

   Original Paper 27 August 2003 Pages: 358 - 366

   

5. Effects of an arbuscular mycorrhizal fungus and two plant-parasitic nematodes on Musa genotypes differing in root morphology

   • Annemie Elsen
   • Raf Beeterens
   • Dirk De Waele

   Original Paper 03 September 2003 Pages: 367 - 376

   

6. Temporal response of soil biochemical properties in a pastoral soil after cultivation following high application rates of undigested sewage sludge

   • T. W. Speir
   • A. P. van Schaik
   • H. A. Kettles

   Original Paper 28 August 2003 Pages: 377 - 385

   

7. Land use effects on soil carbon fractions in the southeastern United States. I. Management-intensive versus extensive grazing

   • Richard T. Conant
   • Johan Six
   • Keith Paustian

   Original Paper 29 July 2003 Pages: 386 - 392

   

8. How browsing by red deer impacts on litter decomposition in a native regenerating woodland in the Highlands of Scotland

   • Kathryn A. Harrison
   • Richard D. Bardgett

   Original Paper 26 August 2003 Pages: 393 - 399