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Anonymous. 1988a. "Copolymer Makes Plastic Litter Photodegrade," Can. Packag., 41(2):19.

Anonymous. 1988b. "Photodegradable Technology Is Here for PE, PP, PS, PVC, PET, Nylon," Plast. Technol., 34(4):57-59.

Anonymous. 1989a. "While Industry Debates Degradability Bagmakers Convert Their Product Lines," Mod. Plast. Int., 19(9):30-36.

Anonymous. 1989b. "Biodegradability 'No Answer' to Plastics Waste Disposal," Packaging News, (Sept.):1.

Anonymous. 1989c. "In the Race for the 'Greenest' Plastics, Here Are Biopolymers," Mod. Plast. Int., 19(9):7-8.

Anonymous. 1990a. "Photo and Biodegradable Bags," Packaging News (Feb.):43.

Anonymous. 1990b. "Research on Edible Films," Prep. Foods, 159(3):175.

Anonymous. 1992a. "Hair Care Bottles a Banquet for Bugs," Packaging Digest (Aug.):26-30.

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Ballinger, L.K. 1990. Preliminary Results of Screening Studies on Effectiveness of Cerium Salts in Accelerating Photodegradability of Thermoplastics in Degradable Materials: Perspectives, Issues and Opportunities, S. A. Barenberg , J. L. Brash , R. Narayan and A. E. Redpath , eds., Fl.: CRC Press, pp.447-480.

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Bloembergen, S. 1987. "Characterization of Poly(β-hydroxy butyrate-co-β-hydroxy valerate) and Synthesis of Analogues via a Non-Biochemical Approach," thesis, Canada: University of Waterloo.

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Brandl, H. , R.A. Gross , R. W Lenz and R.C. Fuller. 1990. "Plastics from Bacteria and for Bacteria: Poly(β-hydroxy alkanoates) as Natural, Biocompatible and Biodegradable Polyesters," in Advances in Biochemical Engineering/Biotechnology 41, A. Fiechter , ed., Berlin: Springer-Verlag, pp. 76-93.

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Evans, B. 1990. "Polymer Finds New Use as a Biodegradable Additive ," Plast. Technol., 36(5):41.

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Gould, P.L. , S.J. Holland and B.J. Tighe. 1987. "Polymers for Biodegradable Medical Devices IV. Hydroxybutyrate-valerate Copolymers as Non-disintegrating Matrices for Controlled Release Oral Dosage Forms," Int. J. Pharm. , 38:231-237.

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Gross, R.A. , C. DeMello , R.W. Lenz , H. Brandl and R.C. Fuller. 1989. "Biosynthesis and Characterization of Poly(β-hydroxy alkanoates) Produced by Pseudomonas Oleovarans," Macromolecules, 22:1106-1115.

Gugleimelli, L.A. , C.L. Swanson , F.L. Baker , W.M. Doane and C.R. Russell. 1974. "Cationic Starch-Polyacrylonitrile Graft Copolymer Latexes," J. Polym. Sci., pp. 923-925.

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Guillet, J.E. , T.W. Regulski and T.B. McAneney. 1974. "Biodegradability of Photodegraded Polymers II. Tracer Studies of Biooxidation of Ecolyte Polystyrene," Env. Sci. Tech., 8(10):923-925.

Guillet, J.E. , M. Heskins and L.R. Spencer. 1988. "Studies of the Biodegradability of Photodegraded Plastic Compositions," Polym. Mat. Sci. Eng. , 58:80.

Guillet, J.E. 1990. Photodegradable Plastics in Degradable Materials: Perspectives, Issues and Opportunities, S. A. Barenberg , J. L. Brash , R. Narayan and A. E. Redpath , eds., FL: CRC Press, pp. 55-98.

Harlan, G.M. and A. Nicholas. 1987. "Degradable Ethylene-Carbon Monoxide Copoyme in Degradable Plastics, Proceedings of Symposium on Degradable Plastics, Washington DC, p. 14.

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Helmus, M.N. 1990. The Outlook for Environmentally Degradable Plastics in Degradable Materials: Perspectives Issues and Opportunities, S. A. Barenberg , J. L. Brash , R. Narayan and A. E. Redpath , eds., FL: CRC Press pp. 619-640.

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Holmes, P.A. , L.F. Wright , S.H. Collins (Imperial Chemical Industries plc). "Beta Hydroxy Butyrate Polymers ," Eur. patent appln., EP 52459, 1981.

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Holmes, P.A. , L.F. Wright and S.H. Collins. "β-Hydroxy Butyrate Polymers," Eur. patent appln. , EP 52459, 1982a.

Holmes, P.A. , A.B. Newton and F.M. Wilmouth (Imperial Chemical Industries plc)."Polymer Blends," Eur. patent appln., EP 52460, 1982b.

Holmes, P.A. , L.F. Wright and S.H. Collins. 1983 (Imperial Chemical Industries plc). "3-Hydroxy Butyrate Polymers," Eur. patent appln. EP 69497.

Holmes, P.A. 1985. "Application of PHB-A Microbially Produced Biodegradable Thermoplastic," Physics in Technology, 16:32-36.

Holmes, P.A. 1988. Biologically Produced (R)-3-Hydroxy Alkanoate Polymers and Copolymers in Developments in Crystalline Polymers, D. C. Basset , ed., London: Applied Science, pp. 1-65.

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