Fig. 3. Batch ethanol fermentation of raw juice and thick juice. (A) The effect of adding
mineral nutrients on fermentation. Solid lines, thick juice; dotted lines; raw juice;
diamonds, adding mineral nutrients; squares, without adding mineral nutrients. (B)
The effect of initial pH of thick juice on fermentation. Solid lines, adding mineral nutrients; dotted lines, without adding mineral nutrients; diamonds, initial pH of 9.1;
squares, initial pH of 8.5; triangles, initial pH of 8.0.