Modified Gompertz model parameters of the cumulative biogas production in different reactors.

Reactors	P a	R m b	λ c	R 2 d
C	1642.2840 ± 10.2682	149.084 ± 4.6235	3.0344 ± 0.1783	0.995
CA	1973.6793 ± 22.7508	135.128 ± 5.9486	1.7794 ± 0.3252	0.988
CC	1718.3792 ± 23.2571	122.628 ± 6.1098	3.6927 ± 0.3509	0.988
CT	7310.0000 ± 0	218.739 ± 12.492	2.7250 ± 0.9558	0.951
CTA	8230.6428 ± 1044.7869	207.141 ± 15.858	−0.7999 ± 1.2377	0.977
CTC	4890.0000 ± 0	187.406 ± 7.790	7.7901 ± 0.6653	0.971

^aCumulative biogas production.

^bMaximum biogas production.

^cLag phase time.

^dCorrelation coefficients.