1. Minireview: Nonobligate bacterial predation of bacteria in soil

   • L. E. Casida Jr.

   ReviewPaper Pages: 1 - 8

2. A study of the occurrence and distribution of bdellovibrios in estuarine sediment over an annual cycle

   • H. N. Williams

   OriginalPaper Pages: 9 - 20

3. The surface growth and activity ofNitrobacter

   • G. Anne Keen
   • J. I. Prosser

   OriginalPaper Pages: 21 - 39

4. Comparison of the in situ survival and activity ofKlebsiella pneumoniae andEscherichia coli in tropical marine environments

   • Arleen J. Lopez-Torres
   • Lourdes Prieto
   • Terry C. Hazen

   OriginalPaper Pages: 41 - 57

5. Bacterial productivity and microbial biomass in tropical mangrove sediments

   • Daniel M. Alongi

   OriginalPaper Pages: 59 - 79

6. The growth ofTracheleuglypha dentata (Rhizopoda: Testacea) in clonal cultures under different trophic conditions

   • Marie -Madeleine Coûteaux
   • Colin G. Ogden

   OriginalPaper Pages: 81 - 93

7. Microbial communities ofPyrenophora-infested wheat straw as examined by multivariate analysis

   • W. F. Pfender
   • S. L. Wootke

   OriginalPaper Pages: 95 - 113