Fig. 2.

Effect of the amount of replaced medium on the biomass (a) and erythritol (b) production from crude glycerol by Y. lipolytica Wratislavia K1 strain during RBC mode. 0 batch culture, I 50 %, II 40 %, III 30 %, IV 20 % medium was replaced. Each variant of RB cultures was repeated four or three times