1. Mechanisms underlying export of N from high-elevation catchments during seasonal transitions

   • James O. Sickman
   • Al Leydecker
   • Joshua Schimel

   OriginalPaper Pages: 1 - 24

2. Seasonal and diel relationships between the isotopic compositions of dissolved and particulate organic matter in freshwater ecosystems

   • Susan E. Ziegler
   • Marilyn L. Fogel

   OriginalPaper Pages: 25 - 52

3. Distribution of mercury, methyl mercury and organic sulphur species in soil, soil solution and stream of a boreal forest catchment

   • Ulf Skyllberg
   • Jin Qian
   • William F. Bleam

   OriginalPaper Pages: 53 - 76

4. Enumeration of Fe(II)-oxidizing and Fe(III)-reducing bacteria in the root zone of wetland plants: Implications for a rhizosphere iron cycle

   • Johanna V. Weiss
   • David Emerson
   • J. Patrick Megonigal

   OriginalPaper Pages: 77 - 96

5. Mineralization rates of peat from eroding peat islands in reservoirs

   • Vincent L. St. Louis
   • Amy D. Partridge
   • John W.M. Rudd

   OriginalPaper Pages: 97 - 110

6. Spatial and temporal variation in soil CO₂ efflux in an old-growth neotropical rain forest, La Selva, Costa Rica

   • Luitgard Schwendenmann
   • Edzo Veldkamp
   • Jens Mackensen

   OriginalPaper Pages: 111 - 128

7. Polyphenols in litter from tropical montane forests across a wide range in soil fertility

   • S. Hättenschwiler
   • A.E. Hagerman
   • P.M. Vitousek

   OriginalPaper Pages: 129 - 148