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SEM images of pure PBS and sugarcane rind fiber (SRF)/PBS composites at various SRF contents before and after 100 days of soil burial: (a) pure PBS, (b) 5 wt.% SRF, (c) 10 wt.% SRF and (d) 15 wt.% SRF [143]. Copyrights obtained from Elsevier.
