1. High performance liquid chromatography detection of phototrophic bacterial pigments in aquatic environments

   • Y. Z. Yacobi
   • Werner Eckert
   • T. Berman

   OriginalPaper Pages: 127 - 136

2. A sensitive chromatographic method for the detection of pyruvyl groups in microbial polymers from sediments

   • James J. Smith
   • Ernesto J. Quintero
   • Gill G. Geesey

   OriginalPaper Pages: 137 - 147

3. Habitable pore space and survival ofRhizobium leguminosarum biovartrifolii introduced into soil

   • J. Postma
   • J. A. van Veen

   OriginalPaper Pages: 149 - 161

4. Phenotypic drift inBradyrhizobium japonicum populations after introduction into soils as established by numerical analysis

   • B. Brunel
   • J. M. Boeufgras
   • R. Bardin

   OriginalPaper Pages: 163 - 170

5. Dynamic interactions ofPseudomonas aeruginosa and bacteriophages in lake water

   • Oladele A. Ogunseitan
   • Gary S. Sayler
   • Robert V. Miller

   OriginalPaper Pages: 171 - 185

6. Ultrastructure of filamentous microorganisms associated with zebra cyathostomes

   • H. J. Els
   • R. C. Krecek

   OriginalPaper Pages: 187 - 198

7. Relative nutritional value of ciliate protozoa and algae as food forDaphnia

   • A. E. DeBiase
   • R. W. Sanders
   • K. G. Porter

   OriginalPaper Pages: 199 - 210