Research Article

Improved Rifamycin B Production by Nocardia mediterranei MTCC 14 under Solid-State Fermentation through Process Optimization

Figure 2

Effect of various nitrogen sources (7% w/w) on rifamycin B production by Nocardia mediterranei MTCC 14 using sunflower oil cake under solid-state fermentation. Cl: control, PM: peanut meal, Be: beef extract, SM: soybean meal, AS: ammonium sulphate, and AC: ammonium chloride.