highly significantp < 0.001
Among them, laccase, β-glucosidase, and filter paperase exhibited highly significant correlations with SC/N ( r = 0.80, 0.99, and 0.95, respectively; p < 0.001), while carboxymethyl cellulase showed a slightly weaker correlation ( r = 0.67, p < 0.01), possibly due to substrate specificity.