1. Organic matter and nutrient dynamics of the litter layer on a forest Rendzina under beech

   • R. G. Joergensen

   OriginalPaper Pages: 163 - 169

2. Gut load and food-retention time in the earthworms Lumbricus festivus and L. castaneus: A field study

   • N. B. Hendriksen

   OriginalPaper Pages: 170 - 173

3. Microbial recolonization and suppression of Rhizoctonia solani in a bedding-plant potting mix amended with recycled mix before aerated-steam treatment

   • D. A. Schisler
   • M. H. Ryder

   OriginalPaper Pages: 174 - 180

4. Recolonization of methyl bromide sterilized soils under four different field conditions

   • G. W. Yeates
   • S. S. Bamforth
   • G. P. Sparling

   OriginalPaper Pages: 181 - 189

5. Hydrogen oxidation in soil following rhizobial H₂ production due to N₂ fixation by a Vicia faba-Rhizobium leguminosarum symbiosis

   • S. Schuler
   • R. Conrad

   OriginalPaper Pages: 190 - 195

6. Microbial characteristics of ectomycorrhizal mat communities in Oregon and California

   • R. P. Griffiths
   • E. R. Ingham
   • K. Cromack Jr

   OriginalPaper Pages: 196 - 202

7. Broad antifungal activity of β-isoxazolinonyl-alanine, a non-protein amino acid from roots of pea (Pisum sativum L.) seedlings

   • S. U. Schenk
   • F. Lambein
   • D. Werner

   OriginalPaper Pages: 203 - 209

8. Diversity of diazotroph populations in the rhizosphere of maize (Zea mays L.) growing on different French soils

   • O. Berge
   • T. Heulin
   • J. Balandreau

   OriginalPaper Pages: 210 - 215

9. An improved and accurate method for determining the dehydrogenase activity of soils with iodonitrotetrazolium chloride

   • W. von Mersi
   • F. Schinner

   OriginalPaper Pages: 216 - 220

10. Carbon dioxide evolution from wheat and lentil residues as affected by grinding, added nitrogen, and the absence of soil

    • E. Bremer
    • W. van Houtum
    • C. van Kessel

    OriginalPaper Pages: 221 - 227

11. Production of urease by microbial activity in soils under aerobic and anaerobic conditions

    • G. W. McCarty
    • J. M. Bremner

    OriginalPaper Pages: 228 - 230

12. Inhibition of nitrification in soil by gaseous hydrocarbons

    • G. W. McCarty
    • J. M. Bremner

    OriginalPaper Pages: 231 - 233

13. Short- and long-term effects of the endogeic earthworm Millsonia anomala (Omodeo) (Megascolecidæ, Oligochæta) of tropical savannas, on soil organic matter

    • A. Martin

    OriginalPaper Pages: 234 - 238