Fig. 3

Fiber cutting pattern during enzymatic hydrolysis. a The fragmentation of P. densiflora (0 h, 3 h, and 6 h) and b Q. acutissima (0 h, 3 h, and 6 h). Black color, > 1000 μm; blue color, 400 ~ 1000 μm; green color, 200 ~ 400 μm; orange color, \(<\) 200 μm