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. 2022 May 23;12:61. doi: 10.1186/s13568-022-01401-1

Fig. 2.

Fig. 2

Response surface plots of the effect of various factors on the inhibition rate of S. sapinea growth by fermented filtrate of B. pumilus HR10 and validation of the optimal formulation. A The response surface and contour plots for the effects of corn flour and beef extract on inhibition rate at middle level of MgSO4 contents; B The response surface and contour plots for the effects of corn flour and MgSO4 on inhibition rate at middle level of beef extract contents; C The response surface and contour plots for the effects of beef extract and MgSO4 on inhibition rate at middle level of corn flour contents; D Validation of the optimal formulation for the inhibition rate of S. sapinea growth by fermented filtrate of B. pumilus HR10