Additional file 1: Table S1. Particle size, bulk density, liquid holding capacity and mass loss rate ( α α ) of the tested lignocellulosic materials. Table S2. Settings of the experiments performed inside the flat plate algal biofilm photo-bioreactor with material species, dosage, culture time and number of the involved channel. Figure S1. Biofilm using sugarcane bagasse as carrier after 16 days’ cultivation. Figure S2. Biofilm with filamentous microorganisms using pine sawdust as carrier after 16 days’ cultivation. Red arrow points to the visible filamentous microorganisms. Figure S3. ESEM images of the visible filamentous microorganisms described in Figure S2
