7Tokiwa Y., Calabia B. P.. Review: Degradation of microbial polyesters [J]. Biotechnol Lett, 2004, 26 (15): 1181-1189.
8Doi Y., Kawaguchi Y., Nakamura Y., et al. Naclear magenetic resonance studies of poly(3-hydroxybutyrate) and polyphosphate me- tabolism in Alcaligenes eutrophus [J] . Appl. Environ. Microbiol., 1989, 55 (11): 2932-2938.
9Grothe E., Moo-Young M., Chisti Y.. Fermentation optimization for the production of poly(β--hydroxybutyric acid) microbial thermoplastic' [J] . Enzyme and Mierobiol and Technol, 1999, 25 (1/2): 132-141.
10Tokiwa Y., Ugwu C. U.. Biotechndogical production of (R) -3- hydroxybutyric acid monomer [J] . J Biotechnol, 2007, 132 (3): 264-272.
