For locally asymptotical stability and globally asymptotical stability of the disease-free equilibrium and the endemic equilibrium, sufficient conditions are obtained for this model.

• 通过分析，得到了地方病平衡点存在的阈值，以及无病平衡点和地方病平衡点局部渐近稳定和全局渐近稳定的充分条件。