75.吳郭魚養殖池在初春發生魚群死亡,解剖可見各臟器白色結節,最有可能是下列何種病原感染?
(A)Streptococcus agalactiae
(B)Francisella sp.
(C)motile aeromonad
(D)tilapia lake virus
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統計: A(3), B(8), C(0), D(2), E(0) #3973594
統計: A(3), B(8), C(0), D(2), E(0) #3973594