1. Water and solute fluxes in dry coastal dune grasslands: the effects of grazing and increased nitrogen deposition

   • M.J. ten Harkel
   • J.H. van Boxel
   • J.M. Verstraten

   OriginalPaper Pages: 1 - 13

2. Denitrification and N₂O emissions from a UK pasture soil following the early spring application of cattle slurry and mineral fertiliser

   • S. Ellis
   • S. Yamulki
   • S.C. Jarvis

   OriginalPaper Pages: 15 - 25

3. Methane emission from a wetland plant: the role of CH₄ oxidation in Eriophorum

   • Peter Frenzel
   • Jutta Rudolph

   OriginalPaper Pages: 27 - 32

4. Effect of iron plaque outside roots on nutrient uptake by rice (Oryza sativa L.). Zinc uptake by Fe-deficient rice

   • Xike Zhang
   • Fusuo Zhang
   • Daru Mao

   OriginalPaper Pages: 33 - 39

5. Effect of N source during soybean pod filling on nitrogen and sulfur assimilation and remobilization

   • John Imsande
   • Jean M. Schmidt

   OriginalPaper Pages: 41 - 47

6. Biological properties of some nitrogen-fixing associative enterobacteria

   • V.N. Pishchik
   • I.V. Mokrousov
   • G.N. Koval

   OriginalPaper Pages: 49 - 59

7. Effects of a localized supply of nitrate on NO₃ ^- uptake rate and growth of roots in Lolium multiflorum Lam.

   • P. Lainé
   • A. Ourry
   • J. Salette

   OriginalPaper Pages: 61 - 67

8. Relationship between soil chemical factors and grassland diversity

   • F. Janssens
   • A. Peeters
   • M.J.M. Oomes

   OriginalPaper Pages: 69 - 78

9. Bacterial associations with the mycorrhizosphere and hyphosphere of the arbuscular mycorrhizal fungus Glomus mosseae

   • G. Andrade
   • R.G. Linderman
   • G.J. Bethlenfalvay

   OriginalPaper Pages: 79 - 87

10. Soil aggregation status and rhizobacteria in the mycorrhizosphere

    • G. Andrade
    • K.L. Mihara
    • G.J. Bethlenfalvay

    OriginalPaper Pages: 89 - 96

11. Soil microbiological parameters as indicators of soil quality under improved fallow management systems in south-western Nigeria

    • Barbara Wick
    • Ronald F. Kühne
    • Paul L.G. Vlek

    OriginalPaper Pages: 97 - 107

12. Biocontrol activity of Burkholderia cepacia against Rhizoctonia solani in herbicide-treated soils

    • A. Heydari
    • I.J. Misaghi

    OriginalPaper Pages: 109 - 116

13. Effect of defoliation on the arbuscular mycorrhizas of three perennial pasture and rangeland grasses

    • N. Allsopp

    OriginalPaper Pages: 117 - 124

14. Soil nitrogen dynamics in northeastern Patagonia steppe under different precipitation regimes

    • M.J. Mazzarino
    • M.B. Bertiller
    • F. Coronato

    OriginalPaper Pages: 125 - 131

15. Leaf area expansion and assimilate production in sunflower (Helianthus annuus L.) growing under low phosphorus conditions

    • Daniel Rodríguez
    • M.M. Zubillaga
    • R.S. Lavado

    OriginalPaper Pages: 133 - 147

16. Leaf primordia initiation, leaf emergence and tillering in wheat (Triticum aestivum L.) grown under low-phosphorus conditions

    • Daniel Rodríguez
    • M.C. Pomar
    • J. Goudriaan

    OriginalPaper Pages: 149 - 157

17. Soybean cultivar variability for nodule formation and growth under drought

    • Rachid Serraj
    • T.R. Sinclair

    OriginalPaper Pages: 159 - 166