1. Introductory statement

   EditorialNotes Pages: 1 - 1

2. Control of molecular weight distribution of the biopolymer pullulan produced byAureobasidium pullulans

   • B. J. Wiley
   • D. H. Ball
   • D. L. Kaplan

   OriginalPaper Pages: 3 - 9

3. Formation of polyester blends by a recombinant strain ofPseudomonas oleovorans: Different poly(3-hydroxyalkanoates) are stored in separate granules

   • Hans Preusting
   • Jaap Kingma
   • Bernard Witholt

   OriginalPaper Pages: 11 - 21

4. Biodegradable water-soluble polycarboxylic acid design: Biodegradability and builder performance in detergent formulation of partially dicarboxylated polyuronide containing sugar residues in the backbone

   • Shuichi Matsumura
   • Kiminori Amaya
   • Sadao Yoshikawa

   OriginalPaper Pages: 23 - 29

5. Studies on enhanced degradable plastics: 1. The geographic variability in outdoor lifetimes of enhanced photodegradable polyethylenes

   • Anthony L. Andrady
   • Jan E. Pegram
   • Shuji Nakatsuka

   OriginalPaper Pages: 31 - 43

6. An accelerated laboratory study evaluating the disintegration rates of plastic films in simulated aquatic environments

   • Karen K. Leonas
   • Robert W. Gorden

   OriginalPaper Pages: 45 - 51

7. Degradation of poly(3-hydroxybutyrate), PHB, by bacteria and purification of a novel PHB depolymerase fromComamonas sp.

   • Dieter Jendrossek
   • Ingrid Knoke
   • Hans Günter Schlegel

   OriginalPaper Pages: 53 - 63

8. Effects of higher-order structure of poly(3-hydroxybutyrate) on its biodegradation. II. Effects of crystal structure on microbial degradation

   • Haruo Nishida
   • Yutaka Tokiwa

   OriginalPaper Pages: 65 - 80