Fig. 6From: RETRACTED ARTICLE: Mutagenesis combined with fermentation optimization to enhance gibberellic acid GA3 yield in Fusarium fujikuroiFed-batch fermentation. a Batch fermentation of F. fujikuroi. b Fed-batch fermentation with an initial glucose concentration of 40 g /L and residual glucose controlled at 30–40 g/L. c Fed-batch fermentation with an initial glucose concentration of 30 g /L and residual glucose controlled at 10–20 g/LBack to article page