Fig. 2From: Design of a bio-conditioner prototype for the treatment of degraded soils: biomass production and lignite formulation for Microbacterium sp. CSB3CSB3 yield optimization (Yx/s) in the molasses–whey culture medium as a function of agitation and pH. a Pareto diagram for the analysis of the statistical significance of factors; factors: a pH and b agitation. b Response surface CSB3 yield with respect to substrate consumption, X axis: pH ranges in codes units; Y axis: yield Yx/s (g/g); Z axis: agitation in codes unitsBack to article page