Most of swine lung plague is acute disease and pneu monic symptoms and septicaemic symptoms.
其流行特征是以急性型最多,以肺炎和败为主,部分病畜康复后可再次染。
Most of swine lung plague is acute disease and pneu monic symptoms and septicaemic symptoms.
其流行特征是以急性型最多,以肺炎和败为主,部分病畜康复后可再次染。
Septicaemic plague occurs when infection spreads directly through the bloodstream, while the pneumonic form is the most virulent but least common.
肺炎性鼠疫是需要经跳蚤或动物媒介,而是由人传人经空气吸染飞沬传播。
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