Anaerobic Codigestion of Sugarcane Press Mud with Food Waste: Effects on Hydrolysis Stage, Methane Yield, and Synergistic Effects

Table 3

Kinetic parameters for each SPM : FW ratio.

SPM : FW ratio	First-order kinetics model				Modified Gompertz model
	BMPmax	kh (d^−1)	R^2	MSE	BMPmax	Rmax	(d)	R^2	MSE
100 : 0	154.10 ± 33.50	0.022 ± 0.006	0.910	62.01	68.40 ± 0.49	6.00 ± 0.13	5.52 ± 0.12	0.995	3.56
80 : 20	128.60 ± 14.31	0.041 ± 0.007	0.897	108.24	81.98 ± 0.38	9.17 ± 0.17	5.28 ± 0.08	0.997	3.32
60 : 40	88.49 ± 4.28	0.064 ± 0.006	0.936	41.82	69.79 ± 0.44	6.51 ± 0.15	3.06 ± 0.13	0.993	4.25
50 : 50	82.96 ± 5.38	0.059 ± 0.007	0.910	52.43	62.40 ± 0.32	7.26 ± 0.16	4.31 ± 0.10	0.995	2.63
0 : 100	70.89 ± 4.94	0.057 ± 0.007	0.901	39.66	54.46 ± 0.80	4.93 ± 0.25	3.62 ± 0.28	0.969	12.23

BMP_max (mL CH₄ g VS⁻¹); R_max (mL CH₄ d⁻¹ g VS⁻¹).