CD Skripsi
Potensi Isolat Jamur Lokal Riau Mendegradasi Plastik Low Density Polyethylene (Ldpe)
ABSTRACT
Plastic disposal is one of the greatest problem facing the environment because
plastic is difficult to degrade in nature. Biodegradation is an important approach to
waste reduction that relies on biological processes to break down plastics pollutants.
This study screened fifteen Riau local fungi isolates for their ability to degrade the
Low-density polyethylene (LDPE) plastic. Fungi capable of degrading this polymer
display a zone of clearance around the growing culture in medium containing LDPE
powder. Biodegradation activity was test based on LDPE film weight reduction in
10, 20, and 30 days. The results showed that all isolates could grow on but not all
form clearance zone as initial screen. LM-A03, Aspergillus terreus II RTA, and
Penicillium PN6 were represented among the active fungi produce clearance zone.
The highest percentage of plastic weight reduction was obtained from LM-A03 up
to 22,23% within 30 days incubation.
Keywords: biodegradation of plastics, low-density polyethylene (LDPE), local
isolates, fungi
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