Research Article

Optimization of Hydrothermal and Diluted Acid Pretreatments of Tunisian Luffa cylindrica (L.) Fibers for 2G Bioethanol Production through the Cubic Central Composite Experimental Design CCD: Response Surface Methodology

Figure 3

Variations Δ of sugars concentration for both diluted acid (a) and hydrothermal (b) pretreatments for all CCD experiments.
(a)
(b)