Fig. 9From: Genetic characterization of a novel Salinicola salarius isolate applied for the bioconversion of agro-industrial wastes into polyhydroxybutyrateEffect of different pH values on PHB production by the ES021 strain. Incubation was at 30°C for 48 h under shaking at 110 rpm with an inoculum size of 1% in the fermentation medium M4. ****P < 0.0001. Data are presented as values of three independent replicates. The error bars represent the standard error of the meanBack to article page