The role of rice plants in regulating mechanisms of methane missions R. WassmannM. S. Aulakh REVIEW ARTICLE Pages: 20 - 29
Land-use effects on phosphorus fractions in Cerrado oxisols H. NeufeldtJ.E. da SilvaW. Zech ORIGINAL PAPER Pages: 30 - 37
Estimation of simultaneous nitrification and denitrification in grassland soil associated with urea-N using 15N and nitrification inhibitor M. K. AbbasiW. A. Adams ORIGINAL PAPER Pages: 38 - 44
Variability of nodulation and dinitrogen fixation capacity among soybean cultivars M. HungriaT. R. J. Bohrer ORIGINAL PAPER Pages: 45 - 52
Transformations of nitrogen-15-labelled urea in a flooded soil as affected by floodwater algae and green manure in a growth chamber H. S. ThindD. L. Rowell ORIGINAL PAPER Pages: 53 - 59
Litter quality and nitrogen release in tropical agriculture: a synthesis G. Seneviratne ORIGINAL PAPER Pages: 60 - 64
Field evaluation of lentil cultivars inoculated with Rhizobium leguminosarum bv. viciae strains for nitrogen fixation using nitrogen-15 isotope dilution F. Y. HafeezN. H. ShahK. A. Malik ORIGINAL PAPER Pages: 65 - 69
The toxicity of the fungicide propiconazole to soil flagellates F. EkelundK. WestergaardD. Søe ORIGINAL PAPER Pages: 70 - 77
Changes in microbial community metabolism and labile organic matter fractions as early indicators of the impact of management on soil biological quality G. D. BendingC. PutlandF. Rayns ORIGINAL PAPER Pages: 78 - 84
Enzyme activities in a limed agricultural soil V. Acosta-MartínezM. A. Tabatabai ORIGINAL PAPER Pages: 85 - 91
Some potential inaccuracies of the p-nitrophenyl phosphomonoesterase assay in the study of the phosphorus nutrition of soil borne fungi M. TibbettF. E. SandersJ. W. G. Cairney SHORT COMMUNICATION Pages: 92 - 96