1. Effects of vegetation regime on denitrification potential in two tropical volcanic soils

   • Robert P. Griffiths
   • Bruce A. Caldwell
   • Phillip Sollins

   OriginalPaper Pages: 157 - 162

2. Methane emission and entrapment in flooded rice soils as affected by soil properties

   • Z. P. Wang
   • C. W. Lindau
   • W. H. Patrick Jr.

   OriginalPaper Pages: 163 - 168

3. The effect of pig slurry on exchangeable potassium in calcareous soils

   • M. Pilar Bernal
   • Antonio Lax
   • Asunción Roig

   OriginalPaper Pages: 169 - 172

4. Nitrogen forms in 1- to 7-year-old opencast lignite mine soils

   • F. Gil-Sotres
   • M. C. Leirós
   • M. V. González-Sangregorio

   OriginalPaper Pages: 173 - 178

5. The influence of nitrogen on atrazine and 2,4-dichlorophenoxyacetic acid mineralization in grassland soils

   • James A. Entry
   • Kim G. Mattson
   • William H. Emmingham

   OriginalPaper Pages: 179 - 182

6. Yeasts associated with soil invertebrates

   • B. A. Byzov
   • Vu Nguyen Thanh
   • I. P. Babjeva

   OriginalPaper Pages: 183 - 187

7. Response by soil nematode populations and the soil microbial biomass to a rain episode in the hot, dry Negev Desert

   • Y. Steinberger
   • S. Sarig

   OriginalPaper Pages: 188 - 192

8. Estimates of denitrification in soil by remote sensing of thermal infrared emission at different moisture levels

   • Kerstin Robertson
   • Leif Klemedtsson
   • Thomas Rosswall

   OriginalPaper Pages: 193 - 197

9. Comparisons of the influence of vesicular-arbuscular mycorrhiza on the productivity of hedgerow woody legumes and cassava at the top and the base of a hillslope in alley cropping systems

   • M. O. Atayese
   • O. O. Awotoye
   • K. Mulongoy

   OriginalPaper Pages: 198 - 204

10. Seasonal fluctuations in microbial populations and available nutrients in forest soils

    • M. Díaz-Raviña
    • M. J. Acea
    • T. Carballas

    OriginalPaper Pages: 205 - 210

11. Effect of some fungicide seed treatments on the survival of Bradyrhizobium japonicum and on the nodulation and yield of soybean [Glycine max. (L) Merr.]

    • Cécile Revellin
    • Philippe Leterme
    • Gérard Catroux

    OriginalPaper Pages: 211 - 214

12. Influence of Pseudomonas syringae R25 and P. putida R105 on the growth and N₂ fixation (acetylene reduction activity) of pea (Pisum sativum L.) and field bean (Phaseolus vulgaris L.)

    • J. R. de Freitas
    • V. V. S. R. Gupta
    • J. J. Germida

    OriginalPaper Pages: 215 - 220

13. The effect of suppression treatments on the uptake of ¹⁵N by intercropped corn from labeled alfalfa (Medicago sativa)

    • Diann Jordan
    • Charles W. Rice
    • James M. Tiedje

    OriginalPaper Pages: 221 - 226

14. Effect of passage through the intestinal tract of detritivore earthworms (Lumbricus spp.) on the number of selected Gram-negative and total bacteria

    • Jens Christian Pedersen
    • Niels Bohse Hendriksen

    OriginalPaper Pages: 227 - 232

15. Effect of different soil cultivation systems, including no-tillage, on electro-ultrafiltration extractable organic nitrogen

    • Birgit Hütsch
    • Konrad Mengel

    OriginalPaper Pages: 233 - 237

16. Influence of pH, dispersion methods, and different compounds on adenosine triphosphate recovery from soil

    • Gian Attilio Sacchi
    • Giovanni Valsecchi
    • Sergio Cocucci

    OriginalPaper Pages: 238 - 242