Figure 4

The subplot (a) demonstrate the impact of \(\beta _2\) (disease transmission coefficient relative to \(I_r\)) and \(\rho \) (recovery rate of \(C_h\)) on \(\mathcal{{R}}_{0}\), where (b) shows the respective contour plot.

The subplot (a) demonstrate the impact of \(\beta _2\) (disease transmission coefficient relative to \(I_r\)) and \(\rho \) (recovery rate of \(C_h\)) on \(\mathcal{{R}}_{0}\), where (b) shows the respective contour plot.