1. Foreword

   • H. L. Golterman

   EditorialNotes Pages: 1 - 1

2. Effects of drainage and wood ash fertilization on water chemistry at a cutover peatland

   • Torbjörn Nilsson
   • Lars Lundin

   OriginalPaper Pages: 3 - 18

3. Nutrient fluxes and microbial activity in sediment enriched with settled seston

   • Liisa Tuominen
   • Timo Kairesalo
   • Petra Tallberg

   OriginalPaper Pages: 19 - 31

4. Decomposition of young water hyacinth leaves in lake water

   • Mahendra K. Gupta
   • Pankaj Shrivastava
   • Pradeep K. Singhal

   OriginalPaper Pages: 33 - 41

5. Relation between algal available phosphate in the sediments of the River Garonne and chemically-determined phosphate fractions

   • André Fabre
   • Azdine Qotbi
   • Virginie Baldy

   OriginalPaper Pages: 43 - 48

6. Estimation of the available phosphate for phytoplankton stored in the soft sediments of the river Lot

   • Azddine Qotbi
   • Alain Dauta
   • Sandrine Promeyrat

   OriginalPaper Pages: 49 - 53

7. UV-sensitive P compounds: release mechanism, seasonal fluctuation and inhibitory effects on alkaline phosphatase activity in a shallow Chinese freshwater lake (Donghu Lake)

   • Zhou Yiyong

   OriginalPaper Pages: 55 - 62

8. The phosphorus composition of a diverse series of Australian sediments

   • Darren S. Baldwin

   OriginalPaper Pages: 63 - 73

9. Nitrogen compounds and phosphate of the Driss I reservoir (Morocco): input, output and sedimentation

   • Mohammed Alaoui-Mhamdi
   • Lotfi Aleya
   • Jamila Bahhou

   OriginalPaper Pages: 75 - 82

10. A volumetric or colorimetric determination of FeS and H₂S in sediments by oxidation to sulphate

    • H. L. Golterman

    Technical notes Pages: 83 - 86

11. Fractionation of sediment phosphate with chelating compounds: a simplification, and comparison with other methods

    • H. L. Golterman

    Technical notes Pages: 87 - 95