Gibberellic Acid Production by Different Fermentation Systems Using Citric Pulp as Substrate/Support

Figure 1

Data acquisition system to determine O₂ consumption and CO₂ production during SSF in column bioreactor: ① air pump; ② air distribution system; ③ humidifiers; ④ fermentation columns immersed in a water bath with controlled temperature reactor; ⑤ filter; ⑥ structure with the sensors; ⑦ controllers panel; ⑧ computer with data acquisition and control software; ⑨ cylindrical sensors base, where the sensors are installed: CO₂ and O₂, humidity, and outlet temperature. Source: [24].