Kondrashkina N I, Zelenkova T N, Borodulina M Z, et al. Sensitized potodegradation of polyethylene films for agrieuhure [ J ]. PlastMassy,1982, (6): 11 - 12.
[7]
Pettijohn T M. Starch/polylefin blends as environmentally degradable plastics[J]. Chem Tech, 1992, 22( 10): 627 - 629.