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. 2017 Jan 20;7:41040. doi: 10.1038/srep41040

Figure 2. Fed-batch culture of A. niger H915-1 for citrate production.

Figure 2

Aeration was maintained at 3.5 vvm. Sample time was shown in red arrows. ▲, citrate production. ■, concentration of reducing sugar. ○, pH. ◊, DCW.