Fig. 6From: Application of a novel biological-nanoparticle pretreatment to Oscillatoria acuminata biomass and coculture dark fermentation for improving hydrogen productionEffect of enzyme dosage and incubation time on biodegradation of O. acuminata biomass. All data represented means of 3 replicas ± standard deviation (SD). Different capital letters in each plotted series indicate significant differences at p ≤ 0.05 using Duncan's testBack to article page