1. Protease and deaminase activities in wheat rhizosphere and their relation to bacterial and protozoan populations

   • L. Badalucco
   • P. J. Kuikman
   • P. Nannipleri

   Original Paper Pages: 99 - 104

2. Survival of inoculant Bradyrhizobium japonicum in an Andosol

   • M. K. Menyah
   • K. Sato

   Original Paper Pages: 105 - 109

3. A proposal for re-evaluating the most probable number procedure for estimating numbers of Bradyrhizobium spp.

   • M. K. Menyah
   • K. Sato

   Original Paper Pages: 110 - 112

4. Plant growth-promoting rhizobacteria alter rooting patterns and arbuscular mycorrhizal fungi colonization of field-grown spring wheat

   • J. J. Germida
   • F. L. Walley

   Original Paper Pages: 113 - 120

5. Gram-positive bacterial flora on the root surface of wheat (Triticum aestivum L.) grown under different soil conditions

   • K. Sato
   • H. -Y. Jiang

   Original Paper Pages: 121 - 125

6. The contribution of plant roots to CO₂ fluxes from organic soils

   • Jouko Silvola
   • J. Alm
   • P. J. Martikainen

   Original Paper Pages: 126 - 131

7. The role of the earthworm Lumbricus terrestris in the transport of bacterial inocula through soil

   • Ian S. Thorpe
   • Ken Killham
   • L. Anne Glover

   Original Paper Pages: 132 - 139

8. Free-living nitrogen-fixing bacteria in temperate cropping systems: Influence of nitrogen source

   • T. H. DeLuca
   • L. E. Drinkwater
   • D. M. DeNicola

   Original Paper Pages: 140 - 144

9. Microbial respiration and biomass (substrate-induced respiration) in soils of old-growth and regenerating forests on northern Vancouver Island, British Columbia

   • S. X. Chang
   • J. A. Trofymow

   Original Paper Pages: 145 - 152

10. Influence of cropping on the content, composition and dynamics of organic residue in the soil of the plough layer

    • A. Kanal
    • R. Kõlli

    Original Paper Pages: 153 - 160

11. Growth and nitrogen nutrition of maize (Zea mays L.) in soil treated with the nitrification-inhibiting insecticide Baythroid

    • A. Lodhi
    • F. Azam
    • N. N. Malik

    Original Paper Pages: 161 - 165

12. The response of Aporrectodea rosea and Aporrectodea trapezoides (Oligochaeta: Lubricidae) to moisture gradients in three soil types in the laboratory

    • B. M. Doube
    • C. Styan

    Original Paper Pages: 166 - 172

13. Saccharidic compounds as soil redox effectors and their influence on potential N₂O production

    • A. Pidello
    • L. Menéndez
    • E. B. R. Perotti

    Original Paper Pages: 173 - 176

14. Dung decomposition and pedoturbation in a seasonally dry tropical pasture

    • J. E. Herrick
    • R. Lal

    Original Paper Pages: 177 - 181

15. Effects of pentachlorophenol in forest soil: a microcosm experiment for testing ecosystem responses to anthropogenic stress

    • J. Salminen
    • J. Haimi

    Original Paper Pages: 182 - 188

16. Mycorrhizae, biocides, and biocontrol. 4. Response of a mixed culture of arbuscular mycorrhizal fungi and host plant to three fungicides

    • R. P. Schreiner
    • G. J. Bethlenfalvay

    Original Paper Pages: 189 - 195

17. A yield-independent, ¹⁵N-isotope dilution method to estimate legume symbiotic dependence without a non-N₂-fixing reference plant

    • P. M. Chalk
    • C. J. Smith
    • S. D. Hamilton

    Original Paper Pages: 196 - 199

18. Increased emergence of spring wheat after inoculation with Pseudomonas chlororaphis isolate 2E3 under field and laboratory conditions

    • B. R. Kropp
    • E. Thomas
    • A. J. Anderson

    Original Paper Pages: 200 - 206

19. Below-ground organic carbon and decomposition potential in a field-forest glacial-outwash landscape

    • P. S. Homann
    • D. F. Grigal

    Original Paper Pages: 207 - 214

20. Use of a novel soil tilting table apparatus to demonstrate the horizontal and vertical movement of the protozoan pathogen Cryptosporidium parvum in soil

    • J. L. Mawdsley
    • A. E. Brooks
    • B. F. Pain

    Original Paper Pages: 215 - 220