CD Skripsi
Potensi Konsorsium Isolat Jamur Lokal Riau Dalam Mendegradasi Plastik Low Density Polyethylene (Ldpe)
ABSTRACT
Plastic is waste that is difficult to decompose directly so it has a bad impact for environment. The use of fungi that have extracellular enzymes is environmentally friendly compared to other methods. Riau local fungi isolates have been successfully tested for their ability to degrade LDPE plastic using a single isolate. This study aims to determine the potential of a consortium of ten Riau local mushroom isolates to degrading Low Density Polyethylene (LDPE) plastic. Ten Riau local fungi isolates were tested for compatibility. Compatible isolates were tested for enzyme activity and degraded LDPE plastic for 20, 40 and 60 days. The results showed that compatible isolates were Aspergillus terreus II RTA with LM-B07, Penicillium sp. PN6 with LM-B07, LM-B07 with LL-B07. The combination of A. terreus II RTA with LM-B07 has the highest ability to degrade plastic with an incubation time of 60 days with a degradation percentage of 11.979%. The FTIR results showed that new functional groups were formed, namely aromatic amine compounds and primary and secondary alcohol compounds and a shift in the alkane group occurred. Biodegradation activity in the medium tends to decrease in pH.
Key findings : Biodegradation, Riau local isolate, consortium of fungi, Low Density Polyethylene (LDPE), plastic
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