发疹伤寒等的病原体;
Rickettsia-like organism was an important pathogen which caused the fish disease.
类立克次体是导致鱼类病害的重要病原体.
Methods Isolation of Rickettsia tsutsugamushi by animal, serology indentification, rest of virulence and immunity.
方法动物分离,血清分型, 毒力测定及免疫力试验.
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