1. Sulfur cycling in a forested Sphagnum bog in northern Minnesota

   • N. R. Urban
   • S. J. Eisenreich
   • D. F. Grigal

   OriginalPaper Pages: 81 - 109

2. Methanogenesis and microbial lipid synthesis in anoxic salt marsh sediments

   • H. Rodger Harvey
   • Robert D. Fallon
   • John S. Patton

   OriginalPaper Pages: 111 - 129

3. Nitrogen mineralization in high elevation forests of the Appalachians. I. Regional patterns in southern spruce-fir forests

   • Russell H. Strader
   • Dan Binkley
   • Carol G. Wells

   OriginalPaper Pages: 131 - 145

4. Nitrogen mineralization in high-elevation forests of the appalachians. II. Patterns with stand development in fir waves

   • Cari L. Sasser
   • Dan Binkley

   OriginalPaper Pages: 147 - 156

5. Announcement

   Announcement Pages: i - i