1. Plant litter: Its dynamics and effects on plant community structure

   • José M. Facelli
   • Steward T. A. Pickett

   OriginalPaper Pages: 1 - 32

2. Acetylcholine in plants: Presence, metabolism and mechanism of action

   • Andrzej Tretyn
   • Richard E. Kendrick

   OriginalPaper Pages: 33 - 73

3. New books received

   Announcement Pages: 78 - 79