Fig. 4

The effect of different nano silver (ppm), algal extracts concentrations (%) and Bacillus% on growth rate of the Pectobacterium. T1 = Control, T2 = AgNps 50 ppm, T3 = AgNps 75 ppm, T4 = AgNps 100 ppm, T5 = Spirulina 50%, T6 = Spirulina 75%, T7 = Spirulina 100% and T8 =Bacillus subtilis%