1. Cultural studies of Oedogoniomyces and Harpochytrium, and a proposal to place them in a new order of aquatic Phycomycetes

   • Ralph Emerson
   • Howard C. Whisler

   OriginalPaper Pages: 195 - 211

2. Fine structure of the vegetative thallus of the lichen, Peltigera polydactyla

   • A. Peat

   OriginalPaper Pages: 212 - 222

3. Nuclear behavior in multinucleate Schizophyllum commune germlings

   • Donald J. Niederpruem
   • Ralph A. Jersild

   OriginalPaper Pages: 223 - 231

4. Growth, cell division and branching patterns of Schizophyllum commune Fr. single basidiospore germlings

   • Paul A. Volz
   • Donald J. Niederpruem

   OriginalPaper Pages: 232 - 245

5. The effect of sterols on the metabolism of Pythium species

   • Eckart Schlösser
   • David Gottlieb

   OriginalPaper Pages: 246 - 253

6. Ein Beitrag zur Genetik der Streptomycin-Resistenz bei Chlamydomonas reinhardi

   • H. Ranneberg
   • C. G. Arnold

   OriginalPaper Pages: 254 - 260

7. Wirtskreis und Infektionscyclus eines neu isolierten Bdellovibrio bacteriovorus-Stammes

   • A. Burger
   • G. Drews
   • Rita Ladwig

   OriginalPaper Pages: 261 - 279

8. Minimal size of Nitrobacter membrane frangments retaining nitrite oxidizing activity

   • Hsien-Chyang Tsien
   • Henri Laudelout

   OriginalPaper Pages: 280 - 291

9. Zur chemischen Zusammensetzung der Zellwand der Streptokokken

   • K. H. Schleifer
   • O. Kandler

   OriginalPaper Pages: 292 - 301

10. Growth of Nitrosomonas europaea in batch and in continuous culture

    • H. R. J. Lovelock
    • D. J. D. Nicholas

    OriginalPaper Pages: 302 - 309

11. Variation in the fermentative pattern of some Saccharomyces species

    • Ragnhild Scheda
    • D. Yarrow

    OriginalPaper Pages: 310 - 316