1. Growth promotion of the seawater-irrigated oilseed halophyte Salicornia bigelovii inoculated with mangrove rhizosphere bacteria and halotolerant Azospirillum spp.

   • Y. Bashan
   • M. Moreno
   • E. Troyo

   ORIGINAL PAPER Pages: 265 - 272

2. Soil organic carbon stocks, storage profile and microbial biomass under different crop management systems in a tropical agricultural ecosystem

   • K. M. Manjaiah
   • R. P. Voroney
   • U. Sen

   ORIGINAL PAPER Pages: 273 - 278

3. Components of organic phosphorus in soil extracts that are hydrolysed by phytase and acid phosphatase

   • J. E. Hayes
   • A. E. Richardson
   • R. J. Simpson

   ORIGINAL PAPER Pages: 279 - 286

4. Comparison of different methodologies for field measurement of net nitrogen mineralization in pasture soils under different soil conditions

   • D. J. Hatch
   • A. Bhogal
   • S. C. Jarvis

   ORIGINAL PAPER Pages: 287 - 293

5. The effect of crop residue incorporation date on soil inorganic nitrogen, nitrate leaching and nitrogen mineralization

   • R. D. J. Mitchell
   • R. Harrison
   • J. Webb

   ORIGINAL PAPER Pages: 294 - 301

6. Characterization of active nitrogen pools in soils under different cropping systems

   • S. P. Deng
   • J. M. Moore
   • M. A. Tabatabai

   ORIGINAL PAPER Pages: 302 - 309

7. Critical sulphur concentration and sulphur requirement of microbial biomass in a glucose and cellulose-amended regosol

   • M. A. H. Chowdhury
   • K. Kouno
   • T. Ando

   ORIGINAL PAPER Pages: 310 - 317

8. Genetic variability in dinitrogen fixation between cowpea [Vigna unguiculata (L.) Walp] cultivars determined using the nitrogen-15 isotope dilution technique

   • M. A. F. Ndiaye
   • M. M. Spencer
   • M. Gueye

   ORIGINAL PAPER Pages: 318 - 320

9. Nitrogen dynamics in different types of pasture in the Austrian Alps

   • E. Hackl
   • S. Zechmeister-Boltenstern
   • E. Kandeler

   ORIGINAL PAPER Pages: 321 - 327

10. Organic residues affect phosphorus availability and maize yields in a Nitisol of western Kenya

    • G. Nziguheba
    • R. Merckx
    • M. R. Rao

    ORIGINAL PAPER Pages: 328 - 339

11. Effects of migratory geese on nitrogen availability and primary productivity in subarctic barley fields

    • V. L. Cochran
    • J. A. Pugin
    • S. D. Sparrow

    ORIGINAL PAPER Pages: 340 - 346

12. Quantification of nitrogen excretion rates for three lumbricid earthworms using ¹⁵N

    • J. K. Whalen
    • R. W. Parmelee
    • S. Subler

    ORIGINAL PAPER Pages: 347 - 352