1. Soil ciliates (Protozoa: Ciliophora) from evergreen rain forests of Australia, South America and Costa Rica: diversity and description of new species

   • W. Foissner

   REVIEW ARTICLE Pages: 317 - 339

2. Ecological pre-release risk assessment of two genetically engineered, bioluminescent Rhizobium meliloti strains in soil column model systems

   • F. Schwieger
   • B. Willke
   • C. C. Tebbe

   ORIGINAL PAPER Pages: 340 - 348

3. Effect of temperature and soil moisture on the survival and symbiotic effectiveness of Frankia spp.

   • W. F. Sayed
   • C. T. Wheeler
   • A. A. M. Shoreit

   ORIGINAL PAPER Pages: 349 - 353

4. Evaluation of the selective respiratory inhibition method for measuring the ratio of fungal:bacterial activity in acid agricultural soils

   • H. Velvis

   ORIGINAL PAPER Pages: 354 - 360

5. Soil microbial activity in the coastal Norway spruce [Picea abies (L.) Karst.] forests of the Gulf of Bothnia in relation to humus-layer quality, moisture and soil types

   • P. Merilä
   • R. Ohtonen

   ORIGINAL PAPER Pages: 361 - 365

6. Field-scale and laboratory study of factors affecting N2O emissions from a rye stubble field on sandy loam soil

   • B. J. Jørgensen
   • Rasmus N. Jørgensen

   ORIGINAL PAPER Pages: 366 - 371

7. Effects of cropping systems on soil organic matter in a pair of conventional and biodynamic mixed cropping farms in Canterbury, New Zealand

   • T. Murata
   • K. M. Goh

   ORIGINAL PAPER Pages: 372 - 381

8. Enchytraeids and nematophagous fungi in soil microcosms

   • B. A. Jaffee
   • A. E. Muldoon
   • W. A. M. Didden

   ORIGINAL PAPER Pages: 382 - 388

9. Fates of 13C from enriched glucose and glycine in an organic soil determined by solid-state NMR

   • E. A. Webster
   • J. A. Chudek
   • D. W. Hopkins

   ORIGINAL PAPER Pages: 389 - 395

10. Impact of Collembola and Enchytraeidae on soil surface roughness and properties

    • S. Schrader
    • M. Langmaack
    • K. Helming

    ORIGINAL PAPER Pages: 396 - 400

11. Role of chemical constituents of wheat straw and pig slurry on their decomposition in soil

    • A. Saviozzi
    • R. Levi-Minzi
    • G. Vanni

    ORIGINAL PAPER Pages: 401 - 406

12. Phenotypic grouping of Brazilian Bradyrhizobium strains which nodulate soybean

    • L. H. Boddey
    • M. Hungria

    ORIGINAL PAPER Pages: 407 - 415

13. Relative importance of motility and antibiosis in the rhizoplane competence of a biocontrol agent Pseudomonas fluorescens MelRC2Rif

    • K. Toyota
    • K. Ikeda

    ORIGINAL PAPER Pages: 416 - 420