1. Short- and long-term effects of nitrogen fertilization on methane oxidation in three Swedish forest soils

   • G. Börjesson
   • H.-Ö. Nohrstedt

   ORIGINAL PAPER Pages: 113 - 118

2. Nutrient dynamics in decaying leaves of Fagus sylvatica L. and needles of Abies alba Mill.

   • F. A. Rutigliano
   • A. Alfani
   • A. Virzo De Santo

   ORIGINAL PAPER Pages: 119 - 126

3. Changes in microbial biomass and protease activities of soil associated with long-term sugar cane monoculture

   • J. A. Holt
   • R. J. Mayer

   ORIGINAL PAPER Pages: 127 - 131

4. Soil microbial and extractable C and N after wildfire

   • A. Prieto-Fernández
   • M. J. Acea
   • T. Carballas

   ORIGINAL PAPER Pages: 132 - 142

5. Mineralization of nitrogen from decomposing leaves of multipurpose trees as affected by their chemical composition

   • P. L. Mafongoya
   • P. K. R. Nair
   • B. H. Dzowela

   ORIGINAL PAPER Pages: 143 - 148

6. Effects of marigold (Tagetes sp.) roots on soil microorganisms

   • E. Topp
   • S. Millar
   • M. Welsh

   ORIGINAL PAPER Pages: 149 - 154

7. Growth and reproduction of Perionyx excavatus (Perr.) (Megascolecidae) as factors in organic waste management

   • C. A. Edwards
   • J. Dominguez
   • E. F. Neuhauser

   ORIGINAL ARTICLE Pages: 155 - 161

8. Neutral sugars in melanins synthesized by actinomycetes from Brazilian soils

   • A. A. Linhares
   • Luiz Fernando Linhares
   • Rosalie R. R. Coelho

   ORIGINAL PAPER Pages: 162 - 167

9. Soil organic matter, microbial biomass and enzyme activities in a tropical agroforestry system

   • K. Chander
   • S. Goyal
   • K. K. Kapoor

   ORIGINAL PAPER Pages: 168 - 172

10. Enzymic involvement in the biogeochemical responses of a Welsh peatland to a rainfall enhancement manipulation

    • C. Freeman
    • G. B. Nevison
    • J. Hudson

    Original article Pages: 173 - 178

11. Response of protozoan and microbial communities in various coniferous forest soils after transfer to forests with different levels of atmospheric pollution

    • Marie-Madeleine Coûteaux
    • Markus Raubuch
    • Matty Berg

    ORIGINAL PAPER Pages: 179 - 188

12. Nitrous oxide emissions from an irrigated sandy-clay loam cropped to maize and wheat

    • T. Mahmood
    • R. Ali
    • S. R. A. Shamsi

    ORIGINAL PAPER Pages: 189 - 196

13. Carbon and phosphorus transformations during decomposition of pine forest floor with different phosphorus status

    • S. Saggar
    • R. L. Parfitt
    • M. F. Skinner

    ORIGINAL PAPER Pages: 197 - 204

14. Mechanisms of N2O and NO production in the soil profile of a drained and forested peatland, as studied with acetylene, nitrapyrin and dimethyl ether

    • K. Regina
    • J. Silvola
    • P. J. Martikainen

    ORIGINAL PAPER Pages: 205 - 210

15. Influence of the presence of nitrite and nitrate in soil on maize biomass production, nitrogen immobilization and nitrogen recovery

    • A. H. Samater
    • O. Van Cleemput
    • T. Ertebo

    ORIGINAL PAPER Pages: 211 - 218