Fig. 3From: Hydrochar from sugarcane industry by-products: assessment of its potential use as a soil conditioner by germination and growth of maizeGermination percentage of a maize and b tomato; shoot and root length of c maize and d tomato for different aqueous (AQ) and acid (AC) soluble fraction concentrations. aIndicates a positive statistically significant difference in relation to the control;Â bIndicates a negative statistical difference in relation to the controlBack to article page