Laccase (benzenediol: oxygen oxidoreductase, EC 1.10.3,2) is an important industrial enzyme used in the paper, food and textile industries. It is produced by many different organisms, including filamentous fungi. Trichoderma asperellum LBKURCC1 is a strain isolated from Riau soil, which can produce laccase by solid state fermentation (SSF) of rice husk and rice straw. The aim of this work was t…