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. 2018 Oct 10;6:e5326. doi: 10.7717/peerj.5326

Figure 4. Response surface three-dimensional plots and corresponding contour plots of the three significant variables on EPS yield for Lactobacillus plantarum OF101.

Figure 4

(A) Sucrose concentration and cultivation time (B) pH and cultivation time (C) pH and sucrose concentration.