1. Empirical relationships between the element composition of aquatic macrophytes and their underlying sediments

   • Leland J. Jackson
   • Joseph B. Rasmussen
   • Jacob Kalff

   OriginalPaper Pages: 71 - 86

2. Multivariate factor analysis of sulfur oxidation and rhodanese activity in soils

   • R. P. Dick
   • S. Deng

   OriginalPaper Pages: 87 - 101

3. Forest floor-mineral soil interactions in the internal nitrogen cycle of an old-growth forest

   • Stephen C. Hart
   • Mary K. Firestone

   OriginalPaper Pages: 103 - 127

4. Combustion losses of sulphur from conifer foliage: Implications of chemical form and soil nitrogen status

   • Paul T. Sanborn
   • T. M. Ballard

   OriginalPaper Pages: 129 - 134

5. Control of plant growth by nitrogen and phosphorus in mesotrophic fens

   • J. T. A. Verhoeven
   • M. B. Schmitz

   OriginalPaper Pages: 135 - 148