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With the increasing pressure on the worlds resources as well as concerns about the disposal of materials, biodegradable materials have received lots of research attention.Poly(lactic acid) (PLA) with high strength and modulus has been is a perfect eco-material for many studies during the past decade for its potential in renewable engineering materials.As a naturally growing material, Natural fibers possess low price, low density, high specific strength and modulus, no health risks, easy availability in some countries and environmental friendly.