Figure 6From: Dynamical analysis of a delayed food chain model with additive Allee effectPhase portrait of model (5.3) with \(\delta _{2}=0.3\), \(\nu =0.055\), \(\rho =3\), and varying τ; (a) period-2 oscillation for \(\tau =0\); (b) limit cycle for \(\tau =2.3\) (purple), \(\tau =2.5\) (red), \(\tau =2.7\) (blue), \(\tau =2.8\) (green), and \(\tau =2.9\) (black); (c) locally asymptotically stable for \(\tau =3.1\)Back to article page