1. Scanning electron microscopy and epifluorescence investigation of bacterial colonization of marine sand sediments

   • W. Weise
   • G. Rheinheimer

   OriginalPaper Pages: 175 - 188

2. Behavior, activities, and effects of bacteria on synthetic quartz monocrystal surfaces

   • E. Rades-Rohkohl
   • O. Fränzle
   • P. Hirsch

   OriginalPaper Pages: 189 - 205

3. Growth responses of ciliate protozoa to the abundance of their bacterial prey

   • William D. Taylor

   OriginalPaper Pages: 207 - 214

4. Role of heterotrophic bacteria in promoting N₂ fixation byAnabaena in aquatic habitats

   • Hans W. Paerl

   OriginalPaper Pages: 215 - 231

5. Nitrifying populations and the destruction of nitrogen dioxide in soil

   • William C. Ghiorse
   • Martin Alexander

   OriginalPaper Pages: 233 - 240

6. Product inhibition in sludge digestion

   • Heinrich F. Kaspar
   • Karl Wuhrmann

   OriginalPaper Pages: 241 - 248

7. Methanogenic fermentation of benzoate in an enrichment culture

   • Eylon R. Shlomi
   • A. Lankhorst
   • R. A. Prins

   OriginalPaper Pages: 249 - 261

8. Most-probable-number technique for the enumeration of aromatic degraders in natural environments

   • M. J. DiGeronimo
   • M. Nikaido
   • M. Alexander

   OriginalPaper Pages: 263 - 266

9. Bacterioneuston examined with critical point drying and transmission electron microscopy

   • L. Y. Young

   OriginalPaper Pages: 267 - 277