1. To the readers and authors of Microbial Ecology

   Announcement Pages: 297 - 297

2. Evaluation of surface colonization kinetics in continuous culture

   • James A. Malone
   • Douglas E. Caldwell

   OriginalPaper Pages: 299 - 305

3. Surface attachment of a sediment isolate ofEnterobacter cloacae

   • S. D. Salas
   • G. G. Geesey

   OriginalPaper Pages: 307 - 315

4. Bacterial activity at the air/water interface

   • Malte Hermansson
   • Björn Dahlbäck

   OriginalPaper Pages: 317 - 328

5. Effects of freeze-thaw stress on bacterial populations in soil microcosms

   • C. R. Morley
   • J. A. Trofymow
   • C. Cambardella

   OriginalPaper Pages: 329 - 340

6. Competition for L-lactate betweenDesulfovibrio, Veillonella, andAcetobacterium species isolated from anaerobic intertidal sediments

   • Hendrikus J. Laanbroek
   • Harm J. Geerligs
   • Johan Siesling

   OriginalPaper Pages: 341 - 354

7. Microbial decomposition of leaf material at 0°C

   • T. -Y. Tarn
   • C. I. Mayfield
   • W. E. Inniss

   OriginalPaper Pages: 355 - 362

8. Effects of mineral nutrients, sludge application rate, and application frequency on biodegradation of two oily sludges

   • K. W. Brown
   • K. C. Donnelly
   • L. E. Deuel Jr.

   OriginalPaper Pages: 363 - 373